';


Title 37 Part 11 → Subpart D → §11.307

Title 37 → Chapter I → Part 11 → Subpart D → §11.307

Electronic Code of Federal Regulations e-CFR

Title 37 Part 11 → Subpart D → §11.307

e-CFR data is current as of December 6, 2019

Title 37Chapter IPart 11Subpart D → §11.307


Title 37: Patents, Trademarks, and Copyrights
PART 11—REPRESENTATION OF OTHERS BEFORE THE UNITED STATES PATENT AND TRADEMARK OFFICE
Subpart D—USPTO Rules of Professional Conduct


§11.307   Practitioner as witness.

(a) A practitioner shall not act as advocate at a proceeding before a tribunal in which the practitioner is likely to be a necessary witness unless:

(1) The testimony relates to an uncontested issue;

(2) The testimony relates to the nature and value of legal services rendered in the case; or

(3) Disqualification of the practitioner would work substantial hardship on the client.

(b) A practitioner may act as advocate in a proceeding before a tribunal in which another practitioner in the practitioner's firm is likely to be called as a witness unless precluded from doing so by §§11.107 or 11.109.


© e-CFR 2019

FR | USC | CFR | eCFR