37 C.F.R. § 104.2 Address for mail and service; telephone number.
Title 37 - Patents, Trademarks, and Copyrights
(a) Mail under this part should be addressed to General Counsel, United States Patent and Trademark Office, P.O. Box 15667, Arlington, VA 22215. (b) Service by hand should be made during business hours to the Office of the General Counsel, 10B20, Madison Building East, 600 Dulany Street, Alexandria, Virginia. (c) The Office of the General Counsel may be reached by telephone at 571–272–7000 during business hours. [66 FR 47389, Sept. 12, 2001, as amended at 70 FR 10490, Mar. 4, 2005]
Title 37: Patents, Trademarks, and Copyrights
PART 104—LEGAL PROCESSES
Subpart A—General Provisions
§ 104.2 Address for mail and service; telephone number.