Electronic Code of Federal Regulations
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e-CFR data is current as of January 19, 2021 |
Title 37 → Chapter I → Part 11 → Subpart D → §11.109 |
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
§11.109 Duties to former clients.
(a) A practitioner who has formerly represented a client in a matter shall not thereafter represent another person in the same or a substantially related matter in which that person's interests are materially adverse to the interests of the former client unless the former client gives informed consent, confirmed in writing.
(b) A practitioner shall not knowingly represent a person in the same or a substantially related matter in which a firm with which the practitioner formerly was associated had previously represented a client:
(1) Whose interests are materially adverse to that person; and
(2) About whom the practitioner had acquired information protected by §§11.106 and 11.109(c) that is material to the matter; unless the former client gives informed consent, confirmed in writing.
(c) A practitioner who has formerly represented a client in a matter or whose present or former firm has formerly represented a client in a matter shall not thereafter:
(1) Use information relating to the representation to the disadvantage of the former client except as the USPTO Rules of Professional Conduct would permit or require with respect to a client, or when the information has become generally known; or
(2) Reveal information relating to the representation except as the USPTO Rules of Professional Conduct would permit or require with respect to a client.