Opposition Brief — Relish Labs LLC, et al., Petitioners v. Grubhub Inc., et al.

Supreme Court briefMay 3, 2024

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No. 23-757

In the

Supreme Court of the United States

Relish Labs LLC, et al.,

Petitioners,

v.

Grubhub Inc., et al.,

Respondents.

On Petition for a Writ of Certiorari to the United

States Court of A ppeals for the Seventh Circuit

BRIEF IN OPPOSITION

David H. Bernstein

Counsel of Record

Jared I. K agan

Samuel J. A llaman

Christopher W. Zheng

Debevoise & Plimpton LLP

66 Hudson Boulevard

New York, NY 10001

(212) 909-6696

dhbernstein@debevoise.com

Counsel for Respondents

328492

i

COUNTERSTATEMENT OF QUESTIONS

PRESENTED

In a case for trademark infringement under the

Lanham Act, the key question is whether a

likelihood of confusion exists between the senior

user’s trademark and the allegedly infringing mark.

Courts assess likelihood of confusion with a flexible

test that considers multiple, non-exclusive factors.

Select Comfort Corp. v. Baxter, 996 F.3d 925, 933–34

(8th Cir. 2021). The likelihood of confusion test “is

an equitable balancing test” where “no single factor

is dispositive.” Barbecue Marx, Inc. v. 551 Ogden,

Inc., 235 F.3d 1041, 1044 (7th Cir. 2000). Courts

“may assign varying weights to each of the factors in

different cases.” Id. A district court’s determination

on this “factbound inquiry” is entitled to the

deferential clear error standard on appellate review.

Peoples Fed. Sav. Bank v. People’s United Bank, 672

F.3d 1, 10 (1st Cir. 2012).

A district court’s denial of a motion for a

preliminary injunction in a trademark infringement

case is entitled to “great deference,” and is reviewed

for abuse of discretion. DM Trans, LLC v. Scott, 38

F.4th 608, 617 (7th Cir. 2022).

The appropriate questions in considering this

petition, therefore, should be:

1) Should a district court’s factual findings on the

question of likelihood of confusion on a motion

for preliminary injunction be disturbed in the

absence of clear error?

ii

2) Is a district court’s written decision denying a

motion for a preliminary injunction required to

include detailed findings and conclusions on

every factor in the multi-factor likelihood of

confusion balancing test?

iii

CORPORATE DISCLOSURE STATEMENT

Respondent Grubhub Inc. is a wholly owned

subsidiary of Just Eat Takeaway.com N.V.

Takeaway.com Group B.V. owns 100% of the shares

in Respondent Takeaway.com Central Core B.V.

iv

PARTIES TO THE PROCEEDINGS

Petitioners here, appellants below, are Relish

Labs LLC and The Kroger Co.

Respondents here, appellees below, are Grubhub,

Inc. and Takeaway.com Central Core B.V.

v

RELATED PROCEEDINGS

Grubhub Inc. and Takeaway.com Central Core B.V.

v. Relish Labs LLC and The Kroger Co., No. 1:21-cv05312, U.S. District Court for the Northern District

of Illinois. Order denying motion for preliminary

injunction entered May 25, 2022.

Grubhub Inc. and Takeaway.com Central Core B.V.

v. Relish Labs LLC and The Kroger Co., No. 22-1950,

U.S. Court of Appeals for the Seventh Circuit.

Judgment affirming the District Court’s decision

entered Sept. 12, 2023.

Denial of request for

rehearing and rehearing en banc entered Oct. 11,

2023.

vi

TABLE OF CONTENTS

Page

COUNTERSTATEMENT OF QUESTIONS

PRESENTED .............................................................. i

CORPORATE DISCLOSURE STATEMENT .......... iii

PARTIES TO THE PROCEEDINGS ....................... iv

RELATED PROCEEDINGS ...................................... v

TABLE OF AUTHORITIES ................................... viii

INTRODUCTION ...................................................... 1

STATEMENT OF THE CASE ................................... 3

I.

Factual Background ........................................ 3

A.

B.

II.

Grubhub’s Business and Branding ...... 3

Home Chef’s Business and

Branding ............................................... 6

Procedural History .......................................... 7

A.

B.

The District Court Proceedings ............ 7

The Seventh Circuit Proceedings ......... 9

REASONS FOR DENYING CERTIORARI ............ 15

I.

There Are No Legal Issues That Warrant

This Court’s Review ...................................... 15

A.

B.

A District Court’s Fact Finding on

Likelihood of Confusion Is Entitled

to Great Deference .............................. 15

The District Court Conducted a

Proper Likelihood of Confusion

Analysis, and the Seventh Circuit

Appropriately Deferred to the

District Court’s Factual Findings ...... 21

vii

C.

II.

1.

The District Court Properly

Analyzed and Weighed All of

the Likelihood of Confusion

Factors ....................................... 21

2.

The Seventh Circuit Applied

the Correct Deferential

Standard of Appellate

Review........................................ 23

There Is No Circuit Split on the

Standard of Review for the

Likelihood of Confusion ...................... 25

This Case Is a Poor Vehicle for

Addressing the Questions Presented ............ 30

CONCLUSION ......................................................... 36

viii

TABLE OF AUTHORITIES

CASES

A & H Sportswear, Inc. v. Victoria’s Secret

Stores, Inc.,

237 F.3d 198 (3d Cir. 2000) .............................. 19

Adkins v. Mid-Am. Growers, Inc.,

141 F.R.D. 466 (N.D. Ill. 1992) ......................... 22

AMF, Inc. v. Sleekcraft Boats,

599 F.2d 341 (9th Cir. 1979)............................. 16

Anderson v. City of Bessemer City,

470 U.S. 564 (1985) ..................................... 19, 20

Autozone, Inc. v. Strick,

543 F.3d 923 (7th Cir. 2008)............................... 8

B & B Hardware, Inc. v. Hargis Indus., Inc.,

575 U.S. 138 (2015) ........................................... 16

BellSouth Telecoms., Inc. v. MCIMetro Access

Transmission Servs., LLC,

425 F.3d 964 (11th Cir. 2005)........................... 33

Blue Bell Bio-Med. v. Cin-Bad, Inc.,

864 F.2d 1253 (5th Cir. 1989)........................... 32

Blue Cross & Blue Shield Mut. of Ohio v. Blue

Cross & Blue Shield Ass’n,

110 F.3d 318 (6th Cir. 1997)............................. 33

ix

Bos. Duck Tours, LP v. Super Duck Tours,

LLC,

531 F.3d 1 (1st Cir. 2008) ................................. 25

Brenntag Int’l Chem., Inc. v. Bank of India,

175 F.3d 245 (2d Cir. 1999) .............................. 32

Cadbury Beverages, Inc. v. Cott Corp.,

73 F.3d 474 (2d Cir. 1996) ................................ 28

Checkpoint Sys., Inc. v. Check Point Software

Techs., Inc.,

269 F.3d 270 (3d Cir. 2001) .............................. 17

ConAgra, Inc. v. George A. Hormel, & Co.,

990 F.2d 368 (8th Cir. 1993)............................. 26

Cumulus Media, Inc. v. Clear Channel

Commc’ns, Inc.,

304 F.3d 1167 (11th Cir. 2002)......................... 34

Demery v. Arpaio,

378 F.3d 1020 (9th Cir. 2004)........................... 34

Eclipse Assocs. Ltd. v. Data Gen. Corp.,

894 F.2d 1114 (9th Cir. 1990)........................... 18

Ekokotu v. Fed. Express Corp.,

408 Fed. Appx. 331 (11th Cir. 2011) ................ 22

Eli Lilly & Co. v. Nat. Answers, Inc.,

233 F.3d 456 (7th Cir. 2000)............................... 8

Fortune Dynamic, Inc. v. Victoria’s Secret

Stores Brand Mgmt., Inc.,

618 F.3d 1025 (9th Cir. 2010)..................... 16, 18

x

Frehling Enters., Inc. v. Int’l Select

Group, Inc.,

192 F.3d 1330 (11th Cir. 1999)......................... 16

Frisch’s Restaurants v. Elby’s Big Boy,

670 F.2d 642 (6th Cir. 1982)....................... 15, 31

Future Proof Brands, L.L.C. v. Molson Coors

Beverage Co.,

982 F.3d 280 (5th Cir. 2020)............................. 18

Gen. Motors Corp. v. Urban Gorilla, LLC,

500 F.3d 1222 (10th Cir. 2007)......................... 26

George & Co. LLC v. Imagination Ent. Ltd.,

575 F.3d 383 (4th Cir. 2009)............................. 17

Georgia-Pacific Consumer Prods. LP v. Myers

Supply, Inc.,

621 F.3d 771 (8th Cir. 2010)............................. 20

Goodman v. Ill. Dep’t of Fin. & Pro. Regul.,

430 F.3d 432 (7th Cir. 2005)............................. 31

Hamilton Int’l Ltd. v. Vortic LLC,

13 F.4th 264 (2d Cir. 2021)................... 17, 20, 28

Heideman v. S. Salt Lake City,

348 F.3d 1182 (10th Cir. 2003)......................... 33

Helene Curtis Indus., Inc. v. Church &

Dwight Co.,

560 F.2d 1325 (7th Cir. 1977)..................... 15, 16

I.P. Lund Trading ApS v. Kohler Co.,

163 F.3d 27 (1st Cir. 1998) ............................... 32

xi

Incredible Techs., Inc. v. Virtual Techs., Inc.,

400 F.3d 1007 (7th Cir. 2005)........................... 33

Interpace Corp. v. Lapp, Inc.,

721 F.2d 460 (3d Cir. 1983) .............................. 15

Inwood Labs, Inc. v. Ives Labs, Inc.,

456 U.S. 844 (1982) ........................................... 20

Johnson v. Zema Sys. Corp.,

170 F.3d 734 (7th Cir. 1999)............................. 21

King of the Mountain Sports, Inc. v.

Chrysler Corp.,

185 F.3d 1084 (10th Cir. 1999)......................... 16

Klayman v. Jud. Watch, Inc.,

6 F.4th 1301 (D.C. Cir. 2021) ........................... 27

La Quinta Worldwide LLC v. Q.R.T.M.,

S.A. de C.V.,

762 F.3d 867 (9th Cir. 2014)............................. 26

Leaders of a Beautiful Struggle v. Balt. Police

Dep’t,

2 F.4th 330 (4th Cir. 2021) ......................... 32, 34

Leelanau Wine Cellars, Ltd. v.

Black & Red, Inc.,

502 F.3d 504 (6th Cir. 2007)................. 18, 19, 26

Life Spine, Inc. v. Aegis Spine, Inc.,

8 F.4th 531 (7th Cir. 2021) ............................... 10

LoConte v. Dugger,

847 F.2d 745 (11th Cir. 1988)........................... 22

xii

Lois Sportswear, U.S.A., Inc. v.

Levi Strauss & Co.,

799 F.2d 867 (2d Cir. 1986) .............................. 28

Maxim’s Ltd. v. Badonsky,

772 F.2d 388 (7th Cir. 1985)............................. 33

Nat’l Bus. Forms & Printing, Inc. v.

Ford Motor Co.,

671 F.3d 526 (5th Cir. 2012)............................. 25

Nat’l Organics, Inc. v. Nutraceutical Corp.,

426 F.3d 576 (2d Cir. 2005) .............................. 28

Ortho Pharm. Corp. v. Amgen, Inc.,

882 F.2d 806 (3d Cir. 1989) .............................. 32

Pignons S.A. de Mecanique de Precision v.

Polaroid Corp.,

657 F.2d 482 (1st Cir. 1981) ............................. 15

Pizzeria Uno Corp. v. Temple,

747 F.2d 1522 (4th Cir. 1984)........................... 15

PlayNation Play Sys., Inc. v. Velex Corp.,

924 F.3d 1159 (11th Cir. 2019)................... 19, 26

Polaroid Corp. v. Polarad Elecs. Corp.,

287 F.2d 492 (2d Cir. 1961) .............................. 15

Preminger v. Principi,

422 F.3d 815 (9th Cir. 2005)............................. 33

Protect Our Parks, Inc. v. Buttigieg,

10 F.4th 758 (7th Cir. 2021) ............................... 9

xiii

Reno Air Racing Ass’n, Inc. v. McCord,

452 F.3d 1126 (9th Cir. 2006)........................... 20

Rust Env’t & Infrastructure, Inc. v.

Teunissen,

131 F.3d 1210 (7th Cir. 1997)....10, 19, 20, 23, 25

Sabinsa Corp. v. Creative Compounds, LLC,

609 F.3d 175 (3d Cir. 2010) .............................. 25

Scandia Down Corp. v. Euroquilt, Inc.,

772 F.2d 1423 (7th Cir. 1985)..................... 20, 31

Sly Mag., LLC v. Weider Publ’ns L.L.C.,

346 F. App’x 721 (2d Cir. 2009) ........................ 29

Speech First, Inc. v. Killeen,

968 F.3d 628 (7th Cir. 2020)............................. 10

SquirtCo. v. Seven-Up Co.,

628 F.2d 1086 (8th Cir. 1980)........................... 16

Starbucks Corp. v.

Wolfe’s Borough Coffee, Inc.,

588 F.3d 97 (2d Cir. 2009) ................................ 26

Storck USA, L.P. v. Farley Candy Co.,

14 F.3d 311 (7th Cir. 1994)................................. 8

Streamline Prod. Sys., Inc. v.

Streamline Mfg., Inc.,

851 F.3d 440 (5th Cir. 2017)............................. 15

Swatch AG v. Beehive Wholesale, LLC,

739 F.3d 150 (4th Cir. 2014)............................. 25

xiv

TCF Nat’l Bank v. Bernanke,

643 F.3d 1158 (8th Cir. 2011)........................... 33

Tully v. Okeson,

977 F.3d 608 (7th Cir. 2020)............................. 32

Water Pik, Inc. v. Med-Sys., Inc.,

726 F.3d 1136 (10th Cir. 2013)......................... 18

Wynn Oil Co. v. Am. Way Serv. Corp.,

943 F.2d 595 (6th Cir. 1991)............................. 29

Yellowfin Yachts, Inc. v. Barker Boatworks,

LLC, 898 F.3d 1279 (11th Cir. 2018) ............... 18

Zenith Radio Corp. v.

Hazeltine Rsch., Inc.,

395 U.S. 100 (1969) ........................................... 20

STATUTES

15 U.S.C. § 1071(a)(4) ............................................ 27

15 U.S.C. § 1114 ..................................................... 15

15 U.S.C. § 1125 ..................................................... 15

28 U.S.C. § 636(b)(1)(C) ......................................... 21

OTHER AUTHORITIES

3 J. Thomas McCarthy, McCarthy on

Trademarks and Unfair Competition

§ 24:30 (5th ed. 2024)........................................ 15

xv

3 J. Thomas McCarthy, McCarthy on

Trademarks and Unfair Competition

§ 23:73 (5th ed. 2024)........................................ 25

Fed. R. Civ. P. 72(b) ......................................... 21, 22

Restatement (Third) of Unfair Competition

§ 21 (Am. L. Inst. 1995) .................................... 17

1

INTRODUCTION

Grubhub filed a complaint for declaratory

judgment that its trademark does not infringe or

dilute Home Chef’s trademark rights, and does not

constitute unfair competition under federal and state

law.

Home Chef counterclaimed, asserting

trademark infringement and related claims against

Grubhub, and filed a routine motion for a

preliminary injunction. The District Court denied

the motion because it found—after considering the

Seventh Circuit’s standard likelihood of confusion

factors—that Home Chef failed to demonstrate that

it was likely to succeed on the merits of its claims.

On review, the Court of Appeals for the Seventh

Circuit affirmed, finding that the District Court did

not abuse its discretion in denying the extraordinary

remedy of a preliminary injunction. The case is set

to proceed to discovery and toward adjudication on

the merits, which will be based on a full evidentiary

record rather than the limited record available to the

District Court on the preliminary injunction motion.

There is nothing remarkable about the

proceedings below, and there is no issue that merits

this Court’s review.

Home Chef’s petition for

certiorari rests on factually and legally flawed

premises.

First, contrary to Home Chef’s argument, the

District Court and the Court of Appeals considered

all of the likelihood of confusion factors. As the

Seventh Circuit explained, Home Chef’s appeal

“boil[ed] down to mere disagreement with the

2

district court’s weighing of the [likelihood of

confusion] factors.” App. 37a. The District Court is

afforded broad discretion—both in its consideration

of the factual question of likelihood of confusion and

whether to award the drastic remedy of a

preliminary

injunction—and

Home

Chef’s

disagreement with the District Court’s assessment

provides no basis for relief. That is true even when a

district judge disagrees with a magistrate judge’s

report and recommendation. That the District Judge

here sustained objections to the Report and

Recommendation does not in any way change the

Circuit Court’s or this Court’s standard of review.

Second, there is no circuit split for this Court to

resolve. Absent clear error, appellate courts across

the country uniformly defer to a district court’s

factual findings on the question of likelihood of

confusion, and on the appropriateness of denying a

motion for a preliminary injunction.

That is

precisely what the Seventh Circuit did here when it

declined to disturb the District Court’s denial of

Home Chef’s motion for a preliminary injunction.

Even if there were an issue of trademark law for

this Court to address (and there is not), this case is

not an appropriate vehicle for doing so. There has

been no discovery in this case to date, and Home

Chef’s petition comes to the Court on a limited

preliminary injunction record. Any review of how

lower courts consider and weigh the likelihood of

confusion factors should be based on a full

evidentiary record following a trial on the merits.

3

Grubhub respectfully requests that the petition

for certiorari be denied.

STATEMENT OF THE CASE

I. Factual Background

A.

Grubhub’s Business and Branding

Founded in 2004, Grubhub is a leading online

food-ordering and delivery marketplace that

operates across the United States and connects

millions of diners with restaurants through its

website and mobile application.

App. 3a–4a.

Grubhub owns numerous United States trademark

registrations covering the GRUBHUB name and

stylized variations, which it has used since it

launched in 2004 (long before Home Chef was

founded in 2013). App. 2a; Br. of Plaintiffs-Appellees

at 2–3, Grubhub, Inc. et al. v. Relish Labs LLC et al.,

No. 22-1950 (7th Cir. Aug. 5, 2022), ECF No. 15.

On June 15, 2021, Grubhub was acquired by the

Netherlands-based

company,

Just

East

Takeaway.com (“JET”). App. 4a. JET owns many

food-ordering and delivery services worldwide. At

the time of the acquisition, JET was already using

its “Jet House Mark” (shown below), id., which it

first adopted in June 2014, around the same time

Home Chef publicized the Home Chef Home Mark.

See App. 58a.

4

To help underscore the relationship between JET’s

companies in different countries, some of which have

different brand names, JET combines the JET House

Mark with the brand names of its local subsidiaries

and affiliates.

Br. of Plaintiffs-Appellees at 5,

Grubhub, Inc. et al., No. 22-1950 (7th Cir. Aug. 5,

2022). Consistent with that business practice, after

the completion of its acquisition of Grubhub, JET

adopted trademarks that combined the well-known

GRUBHUB word mark (the “Grubhub House Logo”)

and SEAMLESS word mark (the “Seamless House

Logo”), which is a subsidiary of Grubhub, with the

JET House Mark to bring it in line with its global

branding (as shown below). App. 4a–5a; Br. of

Plaintiffs-Appellees at 4, Grubhub, Inc. et al., No.

22-1950 (7th Cir. Aug. 5, 2022).

5

Grubhub House Logo

Seamless House Logo

Grubhub unveiled the new Grubhub House Logo

in July 2021. App. 5a. Since then, Grubhub has

invested millions in rebranding its print and

electronic materials across all of its platforms and

with its tens of thousands of restaurant partners.

Id. Between the July 2021 unveiling of the Grubhub

6

House Logo and the filing of Home Chef’s motion for

a preliminary injunction, Grubhub processed over 72

million orders under the Grubhub House Logo. Id.

B.

Home Chef’s Business and Branding

Home Chef was founded in 2013 and delivers

meal kits with pre-portioned ingredients and recipes.

App. 2a. In 2018, Home Chef merged with Kroger,

which operates supermarkets under various

different brands. Home Chef’s products are now sold

in Kroger stores and through Kroger’s website and

mobile application. Id.

Starting in June 2014, Home Chef began using

its “Home Chef Home Mark.” Home Chef later

registered the logo in the United States, both alone

and with the words HOME CHEF. App. 3a. Home

Chef has spent more than $450 million on marketing

and advertising using the Home Chef Home Logo to

distinguish itself as an alternative to restaurant

takeout. Id.

7

II. Procedural History

A.

The District Court Proceedings

In September 2021, Home Chef sent a “cease and

desist” communication to Grubhub demanding

Grubhub stop using all forms of the JET House

Mark. App. 61a. Grubhub filed a lawsuit on October

7, 2021, seeking a declaratory judgment that the

Grubhub House Logo does not infringe the Home

Chef Home Logo or Home Chef Home Mark. Id.

Home Chef filed counterclaims for trademark

infringement. On November 3, 2021, Home Chef

filed a motion for a preliminary injunction. App.

62a. On April 8, 2022, the Magistrate Judge issued

a non-binding Report and Recommendation (“R&R”)

recommending a finding that the Grubhub House

Logo was likely to cause confusion with Home Chef’s

trademarks, and recommending that the District

Court grant Home Chef’s motion for a preliminary

injunction. App. 133a–134a. On May 6, 2022,

Grubhub filed Objections to the R&R. On May 25,

2022, the District Court sustained each of Grubhub’s

objections,

rejected

the

Magistrate

Judge’s

recommendations, and issued an order denying

Home Chef’s motion for preliminary injunction.

App. 39a–40a.

The District Court explained that it denied

Home Chef’s motion for preliminary injunction

because “Home Chef [had] not met its burden of

making a strong showing of a likelihood of success on

the merits” of its trademark infringement

counterclaim.

App. 54a.

The District Court

explained that “[a] preliminary injunction is a

8

drastic remedy which is ‘never to be indulged except

in a case clearly demanding it’” and that the

“ultimate decision in weighing and balancing [the

preliminary injunction factors] requires a high

degree of discretion on the part of the district judge.”

App. 52a (citing Barbecue Marx, 235 F.3d at 1044

and Storck USA, L.P. v. Farley Candy Co., 14 F.3d

311, 314 (7th Cir. 1994)). In its review of the R&R,

the District Court considered the Seventh Circuit’s

likelihood of confusion factors:

1. the similarity between

appearance and suggestion;

the

marks

in

2. the similarity of the products;

3. the area and manner of concurrent use;

4. the degree and care likely to be exercised by

consumers;

5. the strength of the plaintiff’s mark;

6. any actual confusion; and

7. the intent of the defendant to ‘palm off’ his

product as that of another.

App. 53a–54a (citing Autozone, Inc. v. Strick, 543

F.3d 923, 929 (7th Cir. 2008)). The District Court

explained that, under Seventh Circuit precedent,

“[w]hile no single factor is dispositive, the three most

important factors are ‘the similarity of the marks,

the intent of the defendant, and evidence of actual

confusion.’” App. 54a (quoting Eli Lilly & Co. v. Nat.

Answers, Inc., 233 F.3d 456, 462 (7th Cir. 2000)).

9

Grubhub objected to the R&R’s analysis of each of

these three factors. The District Court sustained

Grubhub’s objections and found that “all [three

factors] favor Grubhub.” App. 54a.

The Magistrate Judge had found that the other

four factors favored Home Chef, and the District

Court adopted the R&R’s analysis of those four

factors—to which Grubhub did not object—because it

found that the Magistrate Judge had not clearly

erred in its analysis on those factors. The District

Court balanced all seven factors and concluded that

the four factors to which Grubhub did not object

“would not change the Court’s conclusion that Home

Chef has not met its burden of showing a strong

likelihood of success on the merits” as is required for

a motion for preliminary injunction. App. 54a n.2;

see Protect Our Parks, Inc. v. Buttigieg, 10 F.4th

758, 763 (7th Cir. 2021). Accordingly, the District

Court rejected the R&R and denied Home Chef’s

motion for preliminary injunction. App. 59a.

B. The Seventh Circuit Proceedings

On September 12, 2023, the Court of Appeals for

the Seventh Circuit unanimously affirmed the

District Court’s decision, holding that the District

Court did not clearly err in concluding that Home

Chef failed to demonstrate a likelihood of success on

the merits. App. 1a–2a.

The Seventh Circuit reviewed the District

Court’s denial of Home Chef’s motion for a

preliminary injunction for abuse of discretion, under

which legal conclusions are reviewed de novo and

factual findings are reviewed for clear error. App. 7a

10

(citing Life Spine, Inc. v. Aegis Spine, Inc., 8 F.4th

531, 539 (7th Cir. 2021)). The Seventh Circuit noted

that, absent errors, a District Court’s decision

denying a motion for a preliminary injunction is

afforded “great deference.” App. 7a (quoting Speech

First, Inc. v. Killeen, 968 F.3d 628, 638 (7th Cir.

2020)).

Whether consumers are likely to be confused is a

question of fact, and thus, the Seventh Circuit

reviewed the District Court’s analysis of the

likelihood of confusion factors under the deferential,

clear error standard. App. 10a (citing Rust Env’t &

Infrastructure, Inc. v. Teunissen, 131 F.3d 1210,

1216 (7th Cir. 1997)). The Seventh Circuit noted

that a finding of fact is clearly erroneous only if the

reviewing court has a definite and firm conviction

that a mistake has been committed; if a district

court’s evaluation of the evidence is plausible, the

Court of Appeals may not reverse the decision, even

if it would have weighed the evidence differently.

App 11a (citing Rust Env’t & Infrastructure, 131

F.3d at 1216).

The Seventh Circuit first found that the District

Court did not clearly err in comparing the Grubhub

House Logo (rather than the JET House Mark) to

the Home Chef Home Logo for purposes of the

likelihood of confusion analysis. App. 11a. The

record evidence showed that consumers rarely, if

ever, interacted with the JET House Mark by itself.

Rather, the JET House Logo is almost always locked

up with the GRUBHUB word mark (to form the

Grubhub House Logo), or is otherwise encountered

in a context that leaves no doubt that the consumer

11

is interacting with Grubhub’s services (such as on

Grubhub’s website, with clear GRUBHUB branding).

App 12a–13a.

Turning next to the District Court’s analysis of

the seven likelihood of confusion factors, the Seventh

Circuit acknowledged that a district court “may

assign varying weight to each of the factors

depending on the facts presented,” and that Home

Chef disputed the District Court’s determinations on

the similarity of the marks, the defendant’s intent,

and actual confusion. App 14a. The Seventh Circuit

reviewed the District Court’s analyses of these

factors in turn, and also considered the strength of

the marks because Home Chef has discussed the

strength of the Grubhub word mark at all levels of

review, App. 21a–22a, and ultimately concluded that

the District Court did not clearly err, either in its

assessment of the individual likelihood of confusion

factors or in its weighing of the factors; the Seventh

Circuit similarly concluded that the District Court

did not abuse its discretion in denying the

preliminary injunction. App. 36a–37a.

First, the Seventh Circuit reviewed the

similarity of the marks and found that the Grubhub

House Logo is “neither ‘virtually identical’ to the

Home Chef house design nor used to promote

‘virtually identical’ products and services,” and that

the record “is sparse, at best” with evidence that

Grubhub will overwhelm the market and create an

association between Home Chef and Grubhub. App.

20a.

12

As part of its review of the similarity of the

marks, the Seventh Circuit also reviewed the

District Court’s decision not to give substantial

weight to a non-final determination from the United

States Patent and Trademark Office (“USPTO”) that

found that the JET House Mark (not the Grubhub

House Logo) was confusingly similar to the Home

Chef Home Mark. The Seventh Circuit agreed with

the District Court that the non-final office action was

a preliminary determination, that the USPTO did

not consider the marks at issue in this case, and, in

any event, there was no conclusive determination as

to the registrability of the JET House Mark. App.

20a. Thus, the Seventh Circuit found that the

District Court did not clearly err in finding that

Home Chef failed to show the similarity of the marks

favored a finding of likelihood of confusion. App.

20a–21a.

Second, the Seventh Circuit reviewed the

strength of Grubhub’s mark. App. 21a. Here, the

Seventh Circuit found that both Home Chef and

Grubhub have invested millions in advertising and

sold billions of dollars’ worth of goods or services.

App. 23a–24a. The Seventh Circuit found it “hard to

see how the [Home Chef] Home Mark (let alone the

[Home Chef] Home Logo, which prominently

features the HOME CHEF brand name) is at risk of

being so overwhelmed by Grubhub’s use of the

Grubhub House Logo that consumers are likely to

begin associating Home Chef’s products with

Grubhub.” App. 23a–24a. The Seventh Circuit

acknowledged that it was not its role to weigh the

evidence anew, and it was not convinced that the

District Court clearly erred when it found Home

13

Chef failed to demonstrate that consumers would be

confused between Home Chef and Grubhub’s

products and services. App. 24a.

Third, the Seventh Circuit reviewed the actual

confusion factor, and considered two social media

comments that Home Chef alleged were evidence of

actual confusion, as well as Grubhub’s consumer

perception surveys showing no confusion. App. 25a–

26a.

After a thorough review of the survey’s

parameters, the District Court credited Grubhub’s

consumer perception survey evidence, which

demonstrated no confusion. App. 29a and 42a–47a.

Upon review, the Seventh Circuit found no clear

error in the District Court’s analysis of Grubhub’s

consumer perception survey and that there was no

clear error in crediting the survey. App. 32a. The

Seventh Circuit also agreed with the District Court’s

decision to afford Home Chef’s two social media

comments little weight because the authors were

“not actually confused by the marks” and recognized

that the “corporations were distinct.” App. 26a. The

Seventh Circuit found the District Court’s weighing

of Home Chef’s actual confusion evidence against

Grubhub’s expert survey evidence was plausible and

that the District Court did not clearly err in finding

that the actual confusion factor did not support a

likelihood of confusion. App. 33a.

Fourth, the Seventh Circuit evaluated Grubhub’s

intent, acknowledging that intent is “essentially

irrelevant” in the reverse confusion context where

the alleged infringer is not palming off or attempting

to create confusion. App. 34a. The Seventh Circuit

agreed that there was no evidence that Grubhub was

14

culpable or deliberately disregarded Home Chef’s

marks, App. 35a, but did find that the District Court

erred in concluding that the intent factor weighed

against a likelihood of confusion because intent can

only bolster a likelihood of confusion finding, or be

neutral. App. 36a. Accordingly, the Seventh Circuit

found this factor to be “at best neutral and,

therefore, of minimal value in the likelihood of

confusion analysis.” Id.

As to the remaining three factors—the similarity

of the products, the area and manner of concurrent

use, and the degree of care likely to be exercised by

consumers—the Seventh Circuit recognized that

they were not disputed and that they weighed in

favor of a finding of likelihood of confusion. Id.

Having reviewed the District Court’s factual

determinations on each of the likelihood of confusion

factors, the Seventh Circuit next reviewed the

District Court’s weighing of the factors. The Seventh

Circuit found that the District Court addressed both

the disputed and undisputed likelihood of confusion

factors, and appropriately exercised its discretion to

give weight to the factors it found to be most salient

and significant. App. 37a. In the Seventh Circuit’s

view, Home Chef’s argument “boil[ed] down to mere

disagreement with the district court’s weighing of

the factors.” Id. The Seventh Circuit concluded that

the District Court’s finding that Home Chef failed to

establish a likelihood of success on the merits was

not clearly erroneous. Id.

On October 11, 2023, the Seventh Circuit denied

Home Chef’s motion for rehearing and rehearing en

15

banc. App. 136a. On January 9, 2024, Home Chef

filed a petition for a writ of certiorari.

REASONS FOR DENYING CERTIORARI

I. There Are No Legal Issues That Warrant This

Court’s Review

A. A District Court’s Fact Finding on

Likelihood of Confusion Is Entitled to

Great Deference

The Lanham Act provides a cause of action for

infringement to a trademark owner against another

that uses a mark that “is likely to cause confusion, or

to cause mistake, or to deceive.” 15 U.S.C. §§ 1114,

1125. Each federal circuit court has developed a set

of factors to help assess likelihood of confusion. See

3 J. Thomas McCarthy, McCarthy on Trademarks

and Unfair Competition § 24:30 (5th ed. 2024);

Pignons S.A. de Mecanique de Precision v. Polaroid

Corp., 657 F.2d 482, 487 (1st Cir. 1981) (establishing

the eight Pignons factors for likelihood of confusion);

Polaroid Corp. v. Polarad Elecs. Corp., 287 F.2d 492,

495 (2d Cir. 1961) (establishing the eight factor

Polaroid test for likelihood of confusion); Interpace

Corp. v. Lapp, Inc., 721 F.2d 460, 463 (3d Cir. 1983)

(establishing the ten factor Lapp test for likelihood

of confusion); Pizzeria Uno Corp. v. Temple, 747 F.2d

1522, 1527 (4th Cir. 1984) (establishing the seven

factor Pizzeria Uno test for likelihood of confusion);

Streamline Prod. Sys., Inc. v. Streamline Mfg., Inc.,

851 F.3d 440, 453 (5th Cir. 2017) (applying the eight

factor “digits of confusion” test for likelihood of

confusion); Frisch’s Restaurants v. Elby’s Big Boy,

16

670 F.2d 642, 648 (6th Cir. 1982) (establishing the

eight factor Frisch test for likelihood of confusion);

Helene Curtis Indus., Inc. v. Church & Dwight Co.,

560 F.2d 1325, 1330 (7th Cir. 1977) (establishing the

seven factor Helene Curtis test for likelihood of

confusion); SquirtCo. v. Seven-Up Co., 628 F.2d

1086, 1090 (8th Cir. 1980) (establishing the six

factor SquirtCo test for likelihood of confusion);

AMF, Inc. v. Sleekcraft Boats, 599 F.2d 341, 348–49

(9th Cir. 1979) (establishing the eight factor

Sleekcraft test for likelihood of confusion); King of

the Mountain Sports, Inc. v. Chrysler Corp., 185

F.3d 1084, 1089–90 (10th Cir. 1999) (establishing

the six factor King of the Mountain test for

likelihood of confusion); Frehling Enters., Inc. v. Int’l

Select Group, Inc., 192 F.3d 1330, 1335 (11th Cir.

1999) (establishing the seven factor Frehling test for

likelihood of confusion).

Although each federal circuit articulates the

factors in a slightly different way, this Court has

recognized that “the factors are not fundamentally

different” and any differences amount to “[m]inor

variations in the application of what is in essence

the same legal standard” (i.e., likelihood of

confusion). B & B Hardware, Inc. v. Hargis Indus.,

Inc., 575 U.S. 138, 139, 154 (2015).

Regardless of which specific factors courts

consider, assessing likelihood of confusion is not a

rigid formula to be applied in a singular manner.

Fortune Dynamic, Inc. v. Victoria’s Secret Stores

Brand Mgmt., Inc., 618 F.3d 1025, 1030 (9th Cir.

2010) (“The [likelihood of confusion] factors are not a

scorecard, a bean-counter, or a checklist.”). An

17

inflexible application of the multi-factor test would

defy its very purpose, because “[n]o mechanistic

formula or list can set forth in advance the variety of

factors that may contribute to the particular

marketing context of an actor’s use.” Restatement

(Third) of Unfair Competition § 21 (Am. L. Inst.

1995). Courts have recognized that “[t]his flexible,

context-specific, and relative-rather-than-mechanical

approach makes sense because the general function

of the likelihood-of-confusion factors is to guide the

finder of fact towards considerations generally

thought to be material to the consuming public’s

understanding of product source or affiliation.”

Select Comfort Corp., 996 F.3d at 934.

Indeed, courts across the country have

recognized that that the likelihood of confusion test

“is an equitable balancing test” where “no single

factor is dispositive . . . and courts may assign

varying weights to each of the factors in different

cases.” Barbecue Marx, 235 F.3d at 1044 (7th Cir.

2000); see also Peoples Fed. Sav. Bank, 672 F.3d at

10 (1st Cir. 2012) (“A proper analysis takes

cognizance of all eight factors but assigns no single

factor dispositive weight.”); Hamilton Int’l Ltd. v.

Vortic LLC, 13 F.4th 264, 272 (2d Cir. 2021) (“[T]he

District Court also correctly recognized that

application of these non-exhaustive factors is not a

mechanical process, and depending on the

complexity of the issues, the court may have to take

still other variables into account.” (internal

quotation marks omitted)); Checkpoint Sys., Inc. v.

Check Point Software Techs., Inc., 269 F.3d 270, 280

(3d Cir. 2001) (“None of these factors is

determinative in the likelihood of confusion analysis

18

and each factor must be weighed and balanced one

against the other.”); George & Co. LLC v.

Imagination Ent. Ltd., 575 F.3d 383, 393 (4th Cir.

2009) (“Not all of these factors are of equal

importance.”); Future Proof Brands, L.L.C. v. Molson

Coors Beverage Co., 982 F.3d 280, 298 (5th Cir.

2020) (“[A] finding of a likelihood of confusion ‘need

not be supported by a majority’ of the [factors].”);

Leelanau Wine Cellars, Ltd. v. Black & Red, Inc.,

502 F.3d 504, 515 (6th Cir. 2007) (“In applying these

factors, the court has cautioned that they ‘imply no

mathematical precision, but are simply a guide to

help determine whether confusion is likely.’”); Select

Comfort Corp., 996 F.3d at 933 (8th Cir. 2021) (“We

have repeatedly emphasized that no one factor is

controlling and different factors will carry more

weight in different settings.”); Fortune Dynamic, 618

F.3d at 1030 (9th Cir. 2010) (“This eight-factor

analysis is ‘pliant,’ illustrative rather than

exhaustive, and best understood as simply providing

helpful guideposts.”); Water Pik, Inc. v. Med-Sys.,

Inc., 726 F.3d 1136, 1143 (10th Cir. 2013) (“The

importance of any particular factor in a specific case

can depend on a variety of circumstances, including

the force of another factor.”); Yellowfin Yachts, Inc.

v. Barker Boatworks, LLC, 898 F.3d 1279, 1289

(11th Cir. 2018) (“[W]e do not decide which party is

favored by each factor, tally up the score, and hold in

favor of the party with the most points. We apply the

factors holistically.”).

This highly fact-dependent analysis turns upon

the district courts’ weighing of unique factual

evidence, and is the reason that prior decisions

addressing likelihood of confusion often have

19

“limited precedential value.” Eclipse Assocs. Ltd. v.

Data Gen. Corp., 894 F.2d 1114, 1117 (9th Cir.

1990). Because the “factors are not exclusive,” every

factor is not probative or even relevant in every case,

and district courts have discretion to consider

probative evidence that does not neatly fit within the

factors. PlayNation Play Sys., Inc. v. Velex Corp.,

924 F.3d 1159, 1169 (11th Cir. 2019); Leelanau Wine

Cellars, 502 F.3d at 515 (6th Cir. 2007) (“Given the

fact-specific nature of trademark infringement

actions, not all of the eight factors will be relevant in

every case.”); A & H Sportswear, Inc. v. Victoria’s

Secret Stores, Inc., 237 F.3d 198, 215 (3d Cir. 2000)

(“[T]he Lapp test is a qualitative inquiry. Not all

factors will be relevant in all cases.”).

Additionally, this highly contextual, fact-driven

analysis of likelihood of confusion is reflected in the

deferential, clear error review standard that federal

circuits apply. Under the deferential standard of

review, “[i]f the district court’s account of the

[likelihood of confusion] evidence is plausible in light

of the record viewed in its entirety, the court of

appeals may not reverse it even though convinced

that had it been sitting as the trier of fact, it would

have weighed the evidence differently.” Rust Env’t

& Infrastructure, 131 F.3d at 1216 (quoting

Anderson v. City of Bessemer City, 470 U.S. 564, 574

(1985)).

Thus, even “[w]here there are two

permissible views of the evidence, the factfinder’s

choice between them cannot be clearly erroneous.”

Anderson, 470 U.S. at 574.

The clear error standard of review reflects the

“belief that[,] because appellate courts never are in a

20

better position [to evaluate the factual record] than

the district court, and often are in a worse one,

‘[d]uplication of the trial judge’s efforts in the court

of appeals would very likely contribute only

negligibly to the accuracy of fact determination at a

huge cost in diversion of judicial resources.’” Rust

Env’t & Infrastructure, 131 F.3d at 1216 (7th Cir.

1997) (quoting Scandia Down Corp. v. Euroquilt,

Inc., 772 F.2d 1423, 1428 (7th Cir. 1985), certiorari

denied, 475 U.S. 1147 (1986)); Hamilton Int’l Ltd.,

13 F.4th at 277 (2d Cir. 2021) (“It is axiomatic, of

course, that ‘[c]lear error review mandates that we

defer to the District Court’s factual findings.”);

Georgia-Pacific Consumer Prods. LP v. Myers

Supply, Inc., 621 F.3d 771, 775 (8th Cir. 2010) (“If

there are two permissible views of the evidence, ‘the

fact-finder’s choice between them cannot be clearly

erroneous.’” (quoting Anderson, 470 U.S. at 574));

Reno Air Racing Ass’n, Inc. v. McCord, 452 F.3d

1126, 1135 (9th Cir. 2006) (“If the district court’s

account of the evidence is plausible in light of the

record viewed in its entirety, we may not reverse

even though . . . as the trier of fact, we would have

weighed the evidence differently.”); Inwood Labs,

Inc. v. Ives Labs, Inc., 456 U.S. 844, 857 (1982) (“An

appellate court cannot substitute its interpretation

of the evidence for that of the trial court simply

because the reviewing court ‘might give the facts

another construction.”). This view is consistent with

this Court’s statements that, when a reviewing court

applies the clearly erroneous standard to factual

findings, appellate courts must keep in mind their

function is not to decide factual issues anew. Zenith

Radio Corp. v. Hazeltine Rsch., Inc., 395 U.S. 100,

123 (1969).

21

The Seventh Circuit’s review of the District

Court’s likelihood of confusion analysis on Home

Chef’s motion for preliminary injunction is

consistent with these principles of appellate review,

and the District Court properly engaged in a factintensive review and balancing of the evidence in

analyzing likelihood of confusion.

B. The District Court Conducted a Proper

Likelihood of Confusion Analysis, and the

Seventh Circuit Appropriately Deferred to

the District Court’s Factual Findings

1. The District Court Properly Analyzed

and Weighed All of the Likelihood of

Confusion Factors

Contrary to Home Chef’s assertions, the District

Court below properly applied the flexible, factdependent likelihood of confusion test and found that

Home Chef failed to establish entitlement to a

preliminary injunction.

The District Court

conducted its likelihood of confusion analysis upon

review of Grubhub’s objections to the Magistrate

Judge’s R&R. When a party objects to a magistrate

judge’s report and recommendation, a district court

reviews all contested portions of the decision de

novo.

Fed. R. Civ. P. 72(b)(3); 28 U.S.C. §

636(b)(1)(C).1 On de novo review, “the magistrate

In contrast, where there is no objection filed to a magistrate

judge’s report and recommendation, a district court “need only

satisfy itself that there is no clear error on the face of the record in order to accept [those portions of the R&R].” Fed. R. Civ.

P. 72(b) advisory committee note; Johnson v. Zema Sys. Corp.,

170 F.3d 734, 739 (7th Cir. 1999) (“If no objection or only par1

22

judge’s report and recommendation carries no

presumptive weight, and the district court may

accept, reject, or modify the report, in whole or in

part.” 1 Practice Before Federal Magistrate Judges §

17.13 (2023); Fed. R. Civ. P. 72(b)(3). This de novo

review “implies[] the district court’s consideration of

the [disputed facts] must be independent and based

upon the [evidence] before the court.” Ekokotu v.

Fed. Express Corp., 408 Fed. Appx. 331, 336 n.3

(11th Cir. 2011) (quoting LoConte v. Dugger, 847

F.2d 745, 750 (11th Cir. 1988). Ultimately, it is the

district court judge, not the magistrate judge, who

“retains final authority over determination of the

dispositive motion[s].” Adkins v. Mid-Am. Growers,

Inc., 141 F.R.D. 466, 468 (N.D. Ill. 1992).

After Grubhub timely objected to the R&R, the

District Court reviewed the disputed portions of the

R&R de novo and sustained all of Grubhub’s

objections. App. 42a. The District Court also

reviewed the factual findings supporting the

uncontested portions of the R&R, and found that “it

does not appear that the R&R’s analysis of those

factors is clear error,” but, in any event, those factors

“would not change the Court’s conclusion that Home

Chef has not met its burden of showing a strong

likelihood of success on the merits.” App. 54a n.2.

In other words, after reviewing the contested

portions de novo and sustaining Grubhub’s

objections, the District Court weighed all of the

likelihood of confusion factors (both contested and

uncontested) and concluded that “Home Chef has not

tial objection [to an R&R] is made, the district court judge reviews those unobjected portions for clear error.”).

23

made a sufficiently strong showing of a likelihood of

success on the merits.” App. 59a.

The record thus directly contradicts Home Chef’s

argument that the District Court impermissibly

evaluated only a subset of factors by “choosing not to

consider four factors . . . [and] ignor[ing] their

corresponding evidence, weighing, and ensuing

balancing.”

Pet. 20.

The Seventh Circuit

appropriately

rejected

that

argument,

and

acknowledged that “the district court did address the

undisputed factors.” App. 37a.

2. The Seventh Circuit Applied the

Correct

Deferential

Standard

of

Appellate Review

The Seventh Circuit’s role on appeal was to

review the District Court’s analysis and conclusions

concerning whether Home Chef was likely to succeed

on the merits of its trademark infringement claim.

The District Court’s analysis of the likelihood of

confusion factors “is a question of fact and is

reviewed under the clearly erroneous standard.”

Rust Env’t & Infrastructure, 131 F.3d at 1216.

The Seventh Circuit concluded that the District

Court appropriately “reviewed the record and used

its discretion to give weight to the factors it found

most salient and significant.”

App. 37a.

The

Seventh Circuit also stated, based on its own review

of the record and analysis of the likelihood of

confusion factors, that it could not conclude “on this

record that the district court’s determination that

24

Home Chef did not satisfy its burden to establish a

likelihood of success on the merits was clearly

erroneous.” Id.

The Seventh Circuit held that Home Chef’s

arguments on appeal amounted to nothing more

than a disagreement with the District Court’s

weighing of the likelihood of confusion factors, and

the District Court’s ultimate conclusion. Id. Home

Chef is now asking this Court to do the exact same

thing—to disturb well-grounded factual findings and

to second guess the trier of fact based on the

spurious argument that the District Court did not

analyze all of the likelihood of confusion factors.

Home Chef’s argument that this Court must step in

because “three sequential decisions analyzed

differing combinations of factors and evidence,

applying different legal standards” is simply wrong.

Pet. 27. Among other things, it ignores the relevant

standards of review (of both the District Court’s de

novo review of the R&R and the Seventh Circuit’s

abuse-of-discretion review of the District Court’s

decision). Although Home Chef may prefer the

Magistrate Judge’s R&R recommending the entry of

a preliminary injunction, the review process (both at

the District Court and Court of Appeals levels)

played out precisely as intended under the Federal

and Appellate Rules. The District Court’s findings

that Home Chef failed to demonstrate a likelihood of

success on the merits and its denial of Home Chef’s

motion for preliminary injunction was wellsupported, and the Seventh Circuit properly found

that those determinations were well within the

25

District Court’s discretion and were not clearly

erroneous.

C. There Is No Circuit Split on the Standard

of Review for the Likelihood of Confusion

The purported circuit split that Home Chef

describes in its brief is illusory.

Home Chef

categorizes the federal circuits’ standards of review

into three categories: clearly erroneous, de novo, or a

combination of the two. Pet. 22. Although different

circuits may attach different labels to the standard

of review of likelihood of confusion, all circuits

consider likelihood of confusion to be a fact-finding

exercise, and defer to a district court’s factual

findings absent clear error.

The First, Third, Fourth, Fifth, Seventh, Eighth,

Ninth, Tenth, and Eleventh Circuits all review the

likelihood of confusion factors and the resulting

balancing of the factors under the clearly erroneous

standard. See McCarthy, supra, §23:73; Bos. Duck

Tours, LP v. Super Duck Tours, LLC, 531 F.3d 1, 15

(1st Cir. 2008) (“The determination as to whether a

likelihood of confusion exists is a question of fact,

which we review only for clear error.”); Sabinsa

Corp. v. Creative Compounds, LLC, 609 F.3d 175,

182 (3d Cir. 2010) (“Factual findings concerning the

likelihood of confusion are reviewed for clear error”);

Swatch AG v. Beehive Wholesale, LLC, 739 F.3d

150, 154 (4th Cir. 2014) (“Likelihood of confusion is

an ‘inherently factual issue,’ and we ‘review [ ]

district court determinations regarding [it] under a

clearly erroneous standard.”); Nat’l Bus. Forms &

Printing, Inc. v. Ford Motor Co., 671 F.3d 526, 532

26

(5th Cir. 2012) (“Likelihood of confusion is a question

of fact that we review for clear error.”); Rust Env’t &

Infrastructure, 131 F.3d at 1216 (7th Cir. 1997)

(“Likelihood of confusion is a question of fact and is

reviewed under the clearly erroneous standard.”);

ConAgra, Inc. v. George A. Hormel, & Co., 990 F.2d

368, 371 (8th Cir. 1993) (“[T]he likelihood of

confusion is a factual question that we review for

clear error.”); La Quinta Worldwide LLC v.

Q.R.T.M., S.A. de C.V., 762 F.3d 867, 874 n.2 (9th

Cir. 2014) (“We review for clear error the district

court's conclusion regarding the likelihood of

confusion as well as the district court’s application of

the likelihood confusion factors to the facts of the

case.”); Gen. Motors Corp. v. Urban Gorilla, LLC,

500 F.3d 1222, 1227 (10th Cir. 2007) (“In this circuit,

likelihood of confusion is a question of fact, . . . which

we review for clear error.”); PlayNation Play Sys.,

924 F.3d at 1165 (11th Cir. 2019) (“We review for

clear error both a district court's ultimate decision

on likelihood of confusion and its findings on each

factor.”). The Seventh Circuit’s decision in this case

appropriately adheres to this standard of review and

is consistent with the approach of its sister circuits.

The

Second

and

Sixth

Circuits

take

substantively similar, deferential approaches,

although the standards are characterized differently.

These circuits review the individual likelihood of

confusion factors for clear error, and the ultimate

determination of likelihood of confusion de novo.

Starbucks Corp. v. Wolfe’s Borough Coffee, Inc., 588

F.3d 97, 105 (2d Cir. 2009) (“In the trademark

context,

we

review

the

district

court’s

determinations as to each separate factor in

27

Polaroid’s multifactor test . . . for clear error, while

the court’s ultimate balancing of those factors is a

matter of law subject to de novo review.”); Leelanau

Wine Cellars, 502 F.3d at 515 (6th Cir. 2007) (“In

reviewing the district court's decision on the issue of

a likelihood of confusion following a bench trial, we

examine any relevant factual findings for clear error

. . . . Whether a likelihood of confusion exists is a

mixed question of law and fact subject to de novo

review.”).2

Home Chef’s argument that the Second and

Sixth Circuits’ approach creates an “important,

recurring, and outcome determinative” circuit split is

wrong and unsupported. Pet. 2. All of the federal

circuits—including the Second and the Sixth—apply

a deferential standard of review to the question of

likelihood of confusion. Home Chef’s argument that

the Second and Sixth Circuits’ review of the ultimate

weighing of the factors de novo creates inconsistent

and unpredictable outcomes is unfounded. Both the

Second and Sixth Circuit, like all of the other

The DC Circuit has not formally adopted a likelihood of

confusion test, let alone a standard of appellate review of

likelihood of confusion. See Klayman v. Jud. Watch, Inc., 6

F.4th 1301, 1319 (D.C. Cir. 2021) (“This circuit ‘has yet to opine

on the precise factors courts should consider when assessing

likelihood of confusion,’ but we have referred approvingly to the

‘multi-factor tests’ of our sister circuits.”). The Federal Circuit

does not review claims of trademark infringement. Rather it is

the reviewing court of the Trademark Trial and Appeal Board’s

administrative determinations on the registration of

trademarks. See 15 U.S.C. § 1071(a)(4) (“The United States

Court of Appeals for the Federal Circuit shall review the

decision from which the appeal is taken on the record before

the United States Patent and Trademark Office.”).

2

28

circuits, give due deference to district courts’ fact

finding.

For instance, in Hamilton International Ltd. v.

Vortic LLC, the district court duly applied the

Second Circuit’s likelihood of confusion test, known

as the Polaroid test, and found no likelihood of

confusion between the plaintiff’s watches and the

defendant’s refurbished watches using plaintiff’s

watch parts. See 13 F.4th at 267. On appeal, the

Second Circuit reviewed the district court’s

determinations on each confusion factor for clear

error, noting that the defendant’s arguments on the

factors amounted to “disagreement with the District

Court’s credibility determinations” and that “[c]lear

error review mandates that [the reviewing court]

defer to the District Court’s factual findings.” Id. at

277.

The Second Circuit accordingly gave due

deference to the district court’s findings and affirmed

because it found no clear error. The Second Circuit

further held that the district court correctly applied

the law to conclude that there was no likelihood of

consumer confusion. Id. at 279.

Hamilton International reflects the Second

Circuit’s deferential treatment of district courts’

determinations on likelihood of consumer confusion.

See also Nat’l Organics, Inc. v. Nutraceutical Corp.,

426 F.3d 576, 578 (2d Cir. 2005) (“The district court's

finding on each factor is reviewed with considerable

deference.”); Cadbury Beverages, Inc. v. Cott Corp.,

73 F.3d 474, 478 (2d Cir. 1996) (“In trademark

infringement cases, the district court’s findings with

regard to each of the Polaroid factors ‘are entitled to

considerable deference,’ even on appeals from

29

summary judgment.”); Lois Sportswear, U.S.A., Inc.

v. Levi Strauss & Co., 799 F.2d 867, 873 (2d Cir.

1986) (“Turning to an application of the Polaroid

test, we must stress at the outset that the district

court’s detailed findings on each of the Polaroid

factors are entitled to considerable deference.”); Sly

Mag., LLC v. Weider Publ’ns L.L.C., 346 F. App’x

721, at *2 (2d Cir. 2009) (recognizing the need to give

“considerable deference to the district court’s . . .

predicate factual findings underlying the analysis of

each Polaroid factor,” and affirming the district

court’s finding of no likelihood of confusion between

the marks).

The Sixth Circuit similarly applies a deferential

standard of review of district courts’ fact finding.

See, e.g., Wynn Oil Co. v. Am. Way Serv. Corp., 943

F.2d 595, 603 (6th Cir. 1991) (“Although the

statement of Wynn’s counsel casts some doubt on the

district court’s finding, the deferential standard of

review tips the scales in favor of upholding the

finding.”).

Home Chef’s petition acknowledges that the

different likelihood of confusion tests across circuits

does not create a circuit split because all of the tests

“meet the same statutory legal standard.” Pet. 2.

Yet, Home Chef complains that different circuits

emphasize different factors of their various tests,

which purportedly yields different results and

wastes appellate resources. Pet. 21. But Home Chef

does not cite a single example of how the nominally

different standards of review create different

outcomes or inconsistent applications of the Lanham

Act across circuits, let alone how any nominal

30

differences in the standards of review are any

different from the federal circuits’ differing

likelihood of confusion factors, which all address the

same ultimate legal conclusion. Home Chef itself

recognizes that the question it now presents has

been repeatedly denied for certiorari since at least

1982 (because, in Grubhub’s view, there is no

substantive split requiring resolution) yet has not

explained what has changed over that 42-year period

to now require this Court’s review. Pet. 25.

II. This Case Is a Poor Vehicle for Addressing the

Questions Presented

Even if there were an issue appropriate for this

Court’s review (and there is not), this case would be

a poor vehicle to consider the questions presented.

First, the District Court’s and Seventh Circuit’s

review of the factual record and ultimate conclusions

adhered to the applicable standards of review. As

discussed above, the District Court properly

reviewed the contested portions of the R&R under

the de novo standard and the uncontested portions

for clear error. In turn, the Seventh Circuit properly

reviewed the District Court’s factual findings for

clear error. Home Chef fails to identify a legal

deficiency in either of these decisions that would

warrant this Court’s intervention.

Second, this case comes before this Court on an

appeal of the Seventh Circuit’s review of the District

Court’s rejection of a magistrate judge’s R&R on a

motion for preliminary injunction. There has been

no discovery in this case, and the factual record has

31

not yet been fully developed.

This Court’s

consideration of the appellate standard of review on

likelihood of confusion would be more appropriate on

a fully developed factual record, following a trial on

the merits.

Indeed, in the case below, the Seventh Circuit

emphasized that its “conclusion is based on the

record before [it] at the preliminary stage” and that

it did “not intend to suggest that Home Chef’s

[theory of confusion is] necessary futile to the extent

that it can be supported with sufficient evidence if

and when the case proceeds.” App. 15a n.5. Home

Chef will have the opportunity to develop the factual

record through discovery and to pursue its

trademark infringement claims (however meritless

they may be). This Court has previously declined to

grant certiorari to address questions about the

standard of review for the likelihood of confusion test

where the factual record had not yet been fully

developed. See Frisch’s Restaurants, Inc. v. Elby's

Big Boy of Steubenville, Inc., 670 F.2d 642 (6th Cir.

1982), cert. denied, 459 U.S. 916, 916–17 (1982);

Scandia Down Corp., 772 F.2d 1423 (7th Cir. 1985),

cert. denied, 475 U.S. 1147 (1986). It should do the

same here.

Third, the procedural posture of this case makes

it a particularly poor vehicle to address the appellate

standard of review for the likelihood of confusion

test.

The likelihood of confusion analysis was

conducted in the context of a motion for a

preliminary injunction, which is an “extraordinary

and drastic remedy” where the movant must

32

demonstrate a strong showing of likelihood of

success on the merits. Goodman v. Ill. Dep’t of Fin.

& Pro. Regul., 430 F.3d 432, 437 (7th Cir. 2005); see

also Tully v. Okeson, 977 F.3d 608, 613 (7th Cir.

2020) (“A movant’s showing of likelihood of success

on the merits must be ‘strong.’”).

A district court’s denial of a motion for a

preliminary injunction is reviewed for abuse of

discretion and the district court’s ultimate decision is

entitled to “great deference.” See DM Trans, 38

F.4th at 617 (7th Cir. 2022); I.P. Lund Trading ApS

v. Kohler Co., 163 F.3d 27, 33 (1st Cir. 1998) (“On

appellate review of the grant or denial of a

preliminary injunction, the deferential standard of

‘abuse of discretion’ applies to judgment calls, by the

district court, such as those that involve the

weighing of competing considerations.”); Brenntag

Int’l Chem., Inc. v. Bank of India, 175 F.3d 245, 249

(2d Cir. 1999) (“We review appealable interim

orders, including the grant or denial of a motion for a

preliminary

injunction,

with

considerable

deference.”); Ortho Pharm. Corp. v. Amgen, Inc., 882

F.2d 806, 813 (3d Cir. 1989) (“When reviewing the

grant of a preliminary injunction, we accord

deference to the judgment of the district court

‘because of the infinite variety of situations which

may confront it.’”); Leaders of a Beautiful Struggle v.

Balt. Police Dep’t, 2 F.4th 330, 357 (4th Cir. 2021)

(holding that district court’s preliminary injunction

determination “is entitled to deference by the court

of appeals” and that the “deference should be even

greater when the district court denies a preliminary

injunction.”); Blue Bell Bio-Med. v. Cin-Bad, Inc.,

33

864 F.2d 1253, 1256 (5th Cir. 1989) (“The denial of a

preliminary injunction is left to the discretion of the

district court, and will be disturbed only upon an

abuse of that discretion.”); Blue Cross & Blue Shield

Mut. of Ohio v. Blue Cross & Blue Shield Ass’n, 110

F.3d 318, 322 (6th Cir. 1997) (“This court reviews a

challenge to the grant or denial of a preliminary

injunction under an abuse of discretion standard and

accords great deference to the decision of the district

court.”); TCF Nat’l Bank v. Bernanke, 643 F.3d 1158,

1162 (8th Cir. 2011) (“We review the district court's

grant of a preliminary injunction for abuse of

discretion, giving deference to the discretion of the

district court.”); Preminger v. Principi, 422 F.3d 815,

820 (9th Cir. 2005) (“Our review [in the preliminaryinjunction context] is limited, affording the district

court’s decision considerable deference.”); Heideman

v. S. Salt Lake City, 348 F.3d 1182, 1188 (10th Cir.

2003) (“We review the district court’s decision to

deny a preliminary injunction for abuse of

discretion” that “commands that we give due

deference to the district court’s evaluation of the

salience and credibility of testimony, affidavits, and

other evidence.”); BellSouth Telecoms., Inc. v.

MCIMetro Access Transmission Servs., LLC, 425

F.3d 964, 968 (11th Cir. 2005) (“We begin our review

by noting how deferential it is . . . . Appellate review

of such a [preliminary injunction] decision is very

narrow.” (internal quotation marks omitted)).

This deferential standard means that the

reviewing court cannot “substitute [its] judgment for

that of the district court.” Incredible Techs., Inc. v.

Virtual Techs., Inc., 400 F.3d 1007, 1011 (7th Cir.

34

2005); see also Maxim’s Ltd. v. Badonsky, 772 F.2d

388, 391 (7th Cir. 1985) (noting that the court of

appeals standard of review of a preliminary

injunction motion “is a deferential one” and the

reviewing court may not “replace the district court’s

judgment with [its] own.”); Leaders of a Beautiful

Struggle, 2 F.4th at 357 (4th Cir. 2021) (“This

deference . . . reflects a commitment by appellate

courts not to second-guess a district court's remedial

discretion absent special circumstances.”); Demery

v. Arpaio, 378 F.3d 1020, 1027 (9th Cir. 2004)

(noting that the circuit court “will not second guess

whether the [district] court correctly applied the law

to the facts of the case, which may be largely

undeveloped at the [preliminary-injunction] stages of

litigation”); Cumulus Media, Inc. v. Clear Channel

Commc’ns, Inc., 304 F.3d 1167, 1171 (11th Cir. 2002)

(noting that, because “[t]he expedited nature of

preliminary injunction proceedings often creates not

only limits on the evidence available but also

pressure to make difficult judgments without the

luxury of abundant time for reflection,” such

determinations “are the district court's to make and

we will not set them aside unless the district court

has abused its discretion in making them”).

The great deference afforded to district court

judges in their determinations on motions for

preliminary injunctions, combined with the

deference afforded to the district court’s factual

determinations in assessing likelihood of confusion,

create a double layer of deference that makes this

case a poor vehicle for this Court to address the

standard of review. Because, as noted above, Home

35

Chef will have an opportunity to press its claims,

there is no need for this Court to review the lower

courts’ likelihood of confusion analyses at this stage

to determine if the Seventh Circuit appropriately

deferred to the District Court’s conclusion that Home

Chef failed to make a strong showing of likelihood of

success on the merits of its claims.

36

CONCLUSION

For the reasons set forth above, the petition for a

writ of certiorari should be denied.

Respectfully submitted,

David H. Bernstein (counsel of record)

Jared I. Kagan

Samuel J. Allaman

Christopher W. Zheng

DEBEVOISE & PLIMPTON LLP

66 Hudson Boulevard

New York, NY 10001

(212) 909-6696 (telephone)

dhbernstein@debevoise.com

Attorneys for Appellees Grubhub

Inc. and Takeaway.com Central

Core B.V.

This is a copy of a public record, reproduced as it was published. It is not legal advice, and it may not be the version a court would rely on. Check the official source before you cite it.

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