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Fabio 76b8ec33a7 Legal corpus: the complete U.S. Code (59,740 sections, all 53 titles)
Ingested titles 12–51 and 54 from OLRC USLM XML @119-100 (the whole Code
now, uniform edition; Title 53 is reserved/empty). LegalText 11,221 ->
59,740; repo total 105,704 records. Deterministic (byte-identical rerun,
verified on Title 42's 8,356 sections); make check green. make
legal-us-code default now covers every title.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-06 10:51:44 -04:00

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---
type: "LegalText"
title: "15 U.S.C. § 1069"
description: "Application of equitable principles in inter partes proceedings"
jurisdiction: "us"
corpus: "united_states_code"
kind: "code_section"
title_number: 15
title_name: "COMMERCE AND TRADE"
chapter_number: "22"
chapter_name: "TRADEMARKS"
section: "1069"
citation: "15 U.S.C. § 1069"
status: "current"
release_point: "119-100"
release_date: "2026-06-26"
source: "official"
source_url: "https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc15@119-100.zip"
source_identifier: "/us/usc/t15/s1069"
source_file: "data/legal/raw/us/code/title-15/usc15.xml"
source_hash: "fc197209c138ae1ec12f81b30f822072e70aca2c020840d191e39ce6475c2f97"
raw_snapshot_hash: "6982338d990ef19d6b52bff6825089bdd6d0ee1233d9382673faf533decd5059"
text_hash: "58c603c6394cf7c316baa786f559b740860fece834980c493bb5cea9dbeb5465"
retrieved_at: "2026-07-04"
confidence: "official"
tags: ["legal", "us-code"]
---
# 15 U.S.C. § 1069 - Application of equitable principles in inter partes proceedings
## Text
In all inter partes proceedings equitable principles of laches, estoppel, and acquiescence, where applicable may be considered and applied.
(July 5, 1946, ch. 540, title I, § 19, 60 Stat. 434; Pub. L. 93596, § 1, Jan. 2, 1975, 88 Stat. 1949; Pub. L. 100667, title I, § 119, Nov. 16, 1988, 102 Stat. 3941.)
## Notes
Editorial Notes
Amendments1988—Pub. L. 100667 struck out at end “The provisions of this section shall also govern proceedings heretofore begun in the Patent and Trademark Office and not finally determined.” 1975—Pub. L. 93596 substituted “Patent and Trademark Office” for “Patent Office”.
Statutory Notes and Related Subsidiaries
Effective Date of 1988 AmendmentAmendment by Pub. L. 100667 effective one year after Nov. 16, 1988, see section 136 of Pub. L. 100667, set out as a note under section 1051 of this title.
Effective Date of 1975 AmendmentAmendment by Pub. L. 93596 effective Jan. 2, 1975, see section 4 of Pub. L. 93596, set out as a note under section 1111 of this title.
Repeal and Effect on Existing RightsRepeal of inconsistent provisions, effect of this chapter on pending proceedings and existing registrations and rights under prior acts, see notes set out under section 1051 of this title.
Executive Documents
Transfer of Functions For transfer of functions of other officers, employees, and agencies of Department of Commerce, with certain exceptions, to Secretary of Commerce, with power to delegate, see Reorg. Plan No. 5 of 1950, §§ 1, 2, eff. May 24, 1950, 15 F.R. 3174, 64 Stat. 1263, set out in the Appendix to Title 5, Government Organization and Employees.