# 37 C.F.R. § 1.7 (2026): Times for taking action; Expiration on Saturday, Sunday or Federal holiday

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_7

## Section

- **Citation:** 37 C.F.R. § 1.7 (2026)
- **Heading:** Times for taking action; Expiration on Saturday, Sunday or Federal holiday
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 37 CFR: Patents, Trademarks, and Copyrights / Chapter I: UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE / Part 1: RULES OF PRACTICE IN PATENT CASES / Subpart A: General Provisions / § 1.7: § 1.7   Times for taking action › Expiration on Saturday, Sunday or Federal holiday.

## Text

(a) Whenever periods of time are specified in this part in days, calendar days are intended. When the day, or the last day fixed by statute or by or under this part for taking any action or paying any fee in the United States Patent and Trademark Office falls on Saturday, Sunday, or on a Federal holiday within the District of Columbia, the action may be taken, or the fee paid, on the next succeeding business day which is not a Saturday, Sunday, or a Federal holiday. See § 90.3 of this chapter for time for appeal or for commencing civil action.
(b) If the day that is twelve months after the filing date of a provisional application under 35 U.S.C. 111(b) and § 1.53(c) falls on Saturday, Sunday, or on a Federal holiday within the District of Columbia, the period of pendency shall be extended to the next succeeding secular or business day which is not a Saturday, Sunday, or a Federal holiday.
[65 FR 14871, Mar. 20, 2000, as amended at 78 FR 62395, Oct. 21, 2013]

## Nearby sections

- [37 C.F.R. § 1.1 (2026) § 1.1   Addresses for non-trademark correspondence with the United States Patent and Trademark Office.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_1.md)
- [37 C.F.R. § 1.2 (2026) § 1.2   Business to be transacted in writing.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_2.md)
- [37 C.F.R. § 1.3 (2026) § 1.3   Business to be conducted with decorum and courtesy.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_3.md)
- [37 C.F.R. § 1.4 (2026) § 1.4   Nature of correspondence and signature requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_4.md)
- [37 C.F.R. § 1.5 (2026) § 1.5   Identification of patent, patent application, or patent-related proceeding.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_5.md)
- [37 C.F.R. § 1.6 (2026) § 1.6   Receipt of correspondence.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_6.md)
- [37 C.F.R. § 1.7 (2026) § 1.7   Times for taking action; Expiration on Saturday, Sunday or Federal holiday.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_7.md)
- [37 C.F.R. § 1.8 (2026) § 1.8   Certificate of mailing or transmission.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_8.md)
- [37 C.F.R. § 1.9 (2026) § 1.9   Definitions.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_9.md)
- [37 C.F.R. § 1.10 (2026) § 1.10   Filing of correspondence by Priority Mail Express®.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_10.md)
- [37 C.F.R. § 1.11 (2026) § 1.11   Files open to the public.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_11.md)
- [37 C.F.R. § 1.12 (2026) § 1.12   Assignment records open to public inspection.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_12.md)
- [37 C.F.R. § 1.13 (2026) § 1.13   Copies and certified copies.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_13.md)
- [37 C.F.R. § 1.14 (2026) § 1.14   Patent applications preserved in confidence.](https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_14.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T37_P1_S1_7. Check the current official text before relying on it. Not legal advice.