37 C.F.R. § 3.61 Domestic representative.
Title 37 - Patents, Trademarks, and Copyrights
If the assignee of a patent, patent application, trademark application or trademark registration is not domiciled in the United States, the assignee may designate a domestic representative in a document filed in the United States Patent and Trademark Office. The designation should state the name and address of a person residing within the United States on whom may be served process or notice of proceedings affecting the application, patent or registration or rights thereunder. [67 FR 79522, Dec. 30, 2002]
Title 37: Patents, Trademarks, and Copyrights
PART 3—ASSIGNMENT, RECORDING AND RIGHTS OF ASSIGNEE
Domestic Representative
§ 3.61 Domestic representative.