# 35 U.S.C. § 113: Drawings

> Federal · Statutes · In force

URL: https://www.frixlaw.com/law-library/statutes/usc_t35_s113

## Section

- **Citation:** 35 U.S.C. § 113
- **Heading:** Drawings
- **Jurisdiction:** Federal
- **Kind:** Statutes
- **Status:** In force
- **Text as of:** September 9, 2026
- **Source:** Publisher's official text
- **Location:** Title 35—PATENTS > PART II—PATENTABILITY OF INVENTIONS AND GRANT OF PATENTS > CHAPTER 11—APPLICATION FOR PATENT

## Text

The applicant shall furnish a drawing where necessary for the understanding of the subject matter sought to be patented. When the nature of such subject matter admits of illustration by a drawing and the applicant has not furnished such a drawing, the Director may require its submission within a time period of not less than two months from the sending of a notice thereof. Drawings submitted after the filing date of the application may not be used (i) to overcome any insufficiency of the specification due to lack of an enabling disclosure or otherwise inadequate disclosure therein, or (ii) to supplement the original disclosure thereof for the purpose of interpretation of the scope of any claim.

( July 19, 1952, ch. 950 , 66 Stat. 799 ; Pub. L. 94–131, § 8 , Nov. 14, 1975 , 89 Stat. 691 ; Pub. L. 106–113, div. B, § 1000(a)(9) [title IV, § 4732(a)(10)(A)] , Nov. 29, 1999 , 113 Stat. 1536 , 1501A–582; Pub. L. 107–273, div. C, title III, § 13206(b)(1)(B) , Nov. 2, 2002 , 116 Stat. 1906 .)

## Nearby sections

- [35 U.S.C. § 100 Definitions](https://www.frixlaw.com/law-library/statutes/usc_t35_s100.md)
- [35 U.S.C. § 101 Inventions patentable](https://www.frixlaw.com/law-library/statutes/usc_t35_s101.md)
- [35 U.S.C. § 102 Conditions for patentability; novelty](https://www.frixlaw.com/law-library/statutes/usc_t35_s102.md)
- [35 U.S.C. § 103 Conditions for patentability; non-obvious subject matter](https://www.frixlaw.com/law-library/statutes/usc_t35_s103.md)
- [35 U.S.C. § 104 Repealed. Pub. L. 112–29, § 3(d) , Sept. 16, 2011 , 125 Stat. 287 ]](https://www.frixlaw.com/law-library/statutes/usc_t35_s104.md)
- [35 U.S.C. § 105 Inventions in outer space](https://www.frixlaw.com/law-library/statutes/usc_t35_s105.md)
- [35 U.S.C. § 111 Application](https://www.frixlaw.com/law-library/statutes/usc_t35_s111.md)
- [35 U.S.C. § 112 Specification](https://www.frixlaw.com/law-library/statutes/usc_t35_s112.md)
- [35 U.S.C. § 113 Drawings](https://www.frixlaw.com/law-library/statutes/usc_t35_s113.md)
- [35 U.S.C. § 114 Models, specimens](https://www.frixlaw.com/law-library/statutes/usc_t35_s114.md)
- [35 U.S.C. § 115 Inventor’s oath or declaration](https://www.frixlaw.com/law-library/statutes/usc_t35_s115.md)
- [35 U.S.C. § 116 Inventors](https://www.frixlaw.com/law-library/statutes/usc_t35_s116.md)
- [35 U.S.C. § 117 Death or incapacity of inventor](https://www.frixlaw.com/law-library/statutes/usc_t35_s117.md)
- [35 U.S.C. § 118 Filing by other than inventor](https://www.frixlaw.com/law-library/statutes/usc_t35_s118.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/usc_t35_s113. Check the current official text before relying on it. Not legal advice.