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Title 37 — Patents, Trademarks, and Copyrights · Federal regulations | KnowTheGov

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TITLE 37 OF THE CFR

Patents, Trademarks, and Copyrights

73 parts1,331 sections

Regulation text is not stored here. Each part opens the official electronic edition, which is kept current by the government.

United States Patent and Trademark Office, Department of Commerce

37 CFR part 1 — Rules of Practice in Patent Cases 363 sections
37 CFR part 2 — Rules of Practice in Trademark Cases 159 sections
37 CFR part 3 — Assignment, Recording and Rights of Assignee 21 sections
37 CFR part 4 — Complaints Regarding Invention Promoters 6 sections
37 CFR part 5 — Secrecy of Certain Inventions and Licenses to Export and File Applications in Foreign Countries 17 sections
37 CFR part 6 — Classification of Goods and Services Under the Trademark Act 4 sections
37 CFR part 7 — Rules of Practice in Filings Pursuant to the Protocol Relating to the Madrid Agreement Concerning the International Registration of Marks 28 sections
37 CFR part 10 — Part 10 [Reserved] Reserved
37 CFR part 11 — Representation of Others Before the United States Patent and Trademark Office 118 sections
37 CFR part 15-15a — Parts 15-15a [Reserved] Reserved
37 CFR part 41 — Practice Before the Patent Trial and Appeal Board 75 sections
37 CFR part 42 — Trial Practice Before the Patent Trial and Appeal Board 85 sections
37 CFR part 43 — Decision Circulation and Review Within the Patent Trial and Appeal Board 6 sections
37 CFR part 90 — Judicial Review of Patent Trial and Appeal Board Decisions 3 sections
37 CFR part 100-101 — Parts 100-101 [Reserved] Reserved
37 CFR part 102 — Disclosure of Government Information 24 sections
37 CFR part 104 — Legal Processes 14 sections
37 CFR part 150 — Requests for Presidential Proclamations Pursuant to 17 U.S.C. 902(a)(2) 6 sections
37 CFR part 151-199 — Parts 151-199 [Reserved] Reserved

U.S. Copyright Office, Library of Congress

37 CFR part 200 — Part 200 [Reserved] Reserved
37 CFR part 201 — General Provisions 38 sections
37 CFR part 202 — Preregistration and Registration of Claims to Copyright 21 sections
37 CFR part 203 — Freedom of Information Act: Policies and Procedures 11 sections
37 CFR part 204 — Privacy Act: Policies and Procedures 9 sections
37 CFR part 205 — Legal Processes 16 sections
37 CFR part 210 — Compulsory License for Making and Distributing Physical and Digital Phonorecords of Nondramatic Musical Works 26 sections
37 CFR part 211 — Mask Work Protection 7 sections
37 CFR part 212 — Protection of Vessel Designs 8 sections
37 CFR part 220 — General Provisions 5 sections

Copyright Royalty Board, Library of Congress

37 CFR part 300 — Part 300 [Reserved] Reserved
37 CFR part 301 — Organization 2 sections
37 CFR part 302 — Public Access to Records 2 sections
37 CFR part 303 — General Administrative Provisions 8 sections
37 CFR part 350 — Scope 2 sections
37 CFR part 351 — Proceedings 15 sections
37 CFR part 352 — Determinations 3 sections
37 CFR part 353 — Rehearing 5 sections
37 CFR part 354 — Submissions to the Register of Copyrights 3 sections
37 CFR part 355 — Administrative Assessment Proceedings 7 sections
37 CFR part 360 — Filing of Claims to Royalty Fees Collected Under Compulsory License

National Institute of Standards and Technology, Department of Commerce

37 CFR part 400 — Part 400 [Reserved] Reserved
37 CFR part 401 — Rights to Inventions Made by Nonprofit Organizations and Small Business Firms Under Government Grants, Contracts, and Cooperative Agreements 17 sections
37 CFR part 404 — Licensing of Government-Owned Inventions 15 sections
37 CFR part 501 — Uniform Patent Policy for Rights in Inventions Made by Government Employees 11 sections
37 CFR part 502-599 — Parts 502-599 [Reserved] Reserved

CURRENCY

Electronic copy current as of: September 17, 2026
Last amended: August 26, 2026
Issue date: August 26, 2026

These dates describe the published material. They do not by themselves establish that a rule is in effect.

Open title 37 at eCFR

37 CFR part 221 — Registration

2 sections

37 CFR part 222 — Proceedings 20 sections

37 CFR part 223 — Opt-out Provisions 3 sections

37 CFR part 224 — Review of Claims by Officers and Attorneys 2 sections

37 CFR part 225 — Discovery 5 sections

37 CFR part 226 — Smaller Claims 4 sections

37 CFR part 227 — Default 5 sections

37 CFR part 228 — Claimant's Failure to Proceed 2 sections

37 CFR part 229 — Records and Publication 2 sections

37 CFR part 230 — Requests for Reconsideration 5 sections

37 CFR part 231 — Register's Review 6 sections

37 CFR part 232 — Conduct of Parties 6 sections

37 CFR part 233 — Limitation on Proceedings 3 sections

37 CFR part 234 — Law Student Representatives 2 sections

37 CFR part 235 — District Court Referrals 1 sections

11 sections

37 CFR part 370 — Notice and Recordkeeping Requirements for Statutory Licenses 5 sections

37 CFR part 380 — Rates and Terms for Transmissions by Eligible Nonsubscription Services and New Subscription Services and for the Making of Ephemeral Reproductions to Facilitate Those Transmissions 28 sections

37 CFR part 381 — Use of Certain Copyrighted Works in Connection with Noncommercial Educational Broadcasting 11 sections

37 CFR part 382 — Rates and Terms for Transmissions of Sound Recordings by Preexisting Subscription Services and Preexisting Satellite Digital Audio Radio Services and for the Making of Ephemeral Reproductions to Facilitate Those Transmissions 13 sections

37 CFR part 383 — Rates and Terms for Subscription Transmissions and the Reproduction of Ephemeral Recordings by Certain New Subscription Services 6 sections

37 CFR part 384 — Rates and Terms for the Making of Ephemeral Recordings by Business Establishment Services 8 sections

37 CFR part 385 — Rates and Terms for Use of Nondramatic Musical Works in the Making and Distributing of Physical and Digital Phonorecords 10 sections

37 CFR part 386 — Adjustment of Royalty Fees for Secondary Transmissions by Satellite Carriers 2 sections

37 CFR part 387 — Adjustment of Royalty Fee for Cable Compulsory License 2 sections

37 CFR part 388 — Adjustment of Royalty Rate for Coin-Operated Phonorecord Players 3 sections

37 CFR part 389 — Part 389 [Reserved] Reserved

37 CFR part 390 — Amounts of and Terms for Administrative Assessments to Fund Mechanical Licensing Collective 4 sections

37 CFR part 391-399 — Parts 391-399 [Reserved] Reserved