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Title 37

Displaying title 37, up to date as of 9/10/2026. Title 37 was last amended 8/26/2026.
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  1. Title 37 —Patents, Trademarks, and Copyrights
  2. Chapter I —United States Patent and Trademark Office, Department of Commerce
  3. Subchapter A —General
  4. Part 11 —Representation of Others Before the United States Patent and Trademark Office
  5. Subpart D   View Full Text
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eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

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Title 37Patents, Trademarks, and CopyrightsPart / Section
Chapter IUnited States Patent and Trademark Office, Department of Commerce1 – 199
Subchapter AGeneral1 – 90
Part 11Representation of Others Before the United States Patent and Trademark Office11.1 – 11.901
Subpart DUSPTO Rules of Professional Conduct11.100 – 11.901
§ 11.100 [Reserved]
Client-Practitioner Relationship11.101 – 11.200
§ 11.101Competence.
§ 11.102Scope of representation and allocation of authority between client and practitioner.
§ 11.103Diligence.
§ 11.104Communication.
§ 11.105Fees.
§ 11.106Confidentiality of information.
§ 11.107Conflict of interest; Current clients.
§ 11.108Conflict of interest; Current clients; Specific rules.
§ 11.109Duties to former clients.
§ 11.110Imputation of conflicts of interest; General rule.
§ 11.111Former or current Federal Government employees.
§ 11.112Former judge, arbitrator, mediator or other third-party neutral.
§ 11.113Organization as client.
§ 11.114Client with diminished capacity.
§ 11.115Safekeeping property.
§ 11.116Declining or terminating representation.
§ 11.117Sale of law practice.
§ 11.118Duties to prospective client.
§§ 11.119-11.200 [Reserved]
Counselor11.201 – 11.300
§ 11.201Advisor.
§ 11.202 [Reserved]
§ 11.203Evaluation for use by third persons.
§ 11.204Practitioner serving as third-party neutral.
§§ 11.205-11.300 [Reserved]
Advocate11.301 – 11.400
§ 11.301Meritorious claims and contentions.
§ 11.302Expediting proceedings.
§ 11.303Candor toward the tribunal.
§ 11.304Fairness to opposing party and counsel.
§ 11.305Impartiality and decorum of the tribunal.
§ 11.306Trial publicity.
§ 11.307Practitioner as witness.
§ 11.308 [Reserved]
§ 11.309Advocate in nonadjudicative proceedings.
§§ 11.310-11.400 [Reserved]
Transactions With Persons Other Than Clients11.401 – 11.500
§ 11.401Truthfulness in statements to others.
§ 11.402Communication with person represented by a practitioner.
§ 11.403Dealing with unrepresented person.
§ 11.404Respect for rights of third persons.
§§ 11.405-11.500 [Reserved]
Law Firms and Associations11.501 – 11.700
§ 11.501Responsibilities of partners, managers, and supervisory practitioners.
§ 11.502Responsibilities of a subordinate practitioner.
§ 11.503Responsibilities regarding non-practitioner assistance.
§ 11.504Professional independence of a practitioner.
§ 11.505Unauthorized practice of law.
§ 11.506Restrictions on right to practice.
§ 11.507Responsibilities regarding law-related services.
§§ 11.508-11.700 [Reserved]
Information About Legal Services11.701 – 11.800
§ 11.701Communications concerning a practitioner's services.
§ 11.702Communications concerning a practitioner's services: specific rules.
§ 11.703Solicitation of clients.
§ 11.704Communication of fields of practice and specialization.
§ 11.705Firm names and letterheads.
§§ 11.706-11.800 [Reserved]
Maintaining the Integrity of the Profession11.801 – 11.901
§ 11.801Registration, recognition and disciplinary matters.
§ 11.802Judicial and legal officials.
§ 11.803Reporting professional misconduct.
§ 11.804Misconduct.
§§ 11.805-11.900 [Reserved]
§ 11.901Savings clause.
eCFR Content