37 CFR § 1.191 - Appeal to Patent Trial and Appeal Board.

---
identifier: "/us/cfr/t37/s1.191"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "37 CFR § 1.191 - Appeal to Patent Trial and Appeal Board."
title_number: 37
title_name: "Patents, Trademarks, and Copyrights"
section_number: "1.191"
section_name: "Appeal to Patent Trial and Appeal Board."
chapter_name: "UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE"
subchapter_number: "A"
subchapter_name: "GENERAL"
part_number: "1"
part_name: "RULES OF PRACTICE IN PATENT CASES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "35 U.S.C. 2(b)(2), unless otherwise noted."
regulatory_source: "24 FR 10332, Dec. 22, 1959, unless otherwise noted."
cfr_part: "1"
---


# 1.191 Appeal to Patent Trial and Appeal Board.

Appeals to the Patent Trial and Appeal Board under 35 U.S.C. 134(a) and (b) are conducted according to part 41 of this title.

[77 FR 46625, Aug. 6, 2012]