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U.S. Patent and Trademark Office

The U.S. Patent and Trademark Office is the agency responsible for granting U.S. patents and registering trademarks.

Contact the Agency or Department

Website: U.S. Patent and Trademark Office Trademarks Department Patents Department

E-mail:

Address: U.S. Patent and Trademark Office
600 Dulany Street

Alexandria, VA 22314

Phone Number: 1-571-272-1000

Toll-free: 1-800-786-9199

TTY: 1-571-272-9950