---
kind: "unit"
title: "37"
title_heading: "Patents, Trademarks, and Copyrights"
key: "chI/subchA/part11"
level: "part"
label: "Part 11"
heading: "Representation of Others Before the United States Patent and Trademark Office"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/37/chI-subchA-part11"
sections_count: 118
---

# Part 11 — Representation of Others Before the United States Patent and Trademark Office

Title 37 C.F.R. — Patents, Trademarks, and Copyrights › Chapter I — United States Patent and Trademark Office, Department of Commerce › Subchapter A — General

## Contents

- [Subpart A — General Provisions](/cfr/37/chI-subchA-part11-subpartA.md)
- [Subpart B — Recognition To Practice Before the USPTO](/cfr/37/chI-subchA-part11-subpartB.md)
- [Subpart C — Investigations and Disciplinary Proceedings; Jurisdiction, Sanctions, Investigations, and Proceedings](/cfr/37/chI-subchA-part11-subpartC.md)
- [Subpart D — USPTO Rules of Professional Conduct](/cfr/37/chI-subchA-part11-subpartD.md)