USPTO.gov is Official US goverment site for Patents and trade information
Title
United States Patent and Trademark Office Home Page.
Description
This is the only official Web site of the United States Patent and Trademark Office, an Agency of the U. S. Department of Commerce
Languages
English
Address
- P.O. Box 1450
- Alexandria, VA 22313-1450
Contact
- Phone: 800-786-9199 or 571-272-1000
- Fax: 571-273-3245
- E-mail:
Additional Information
Related Domains
External Links
- Alexa: Uspto.gov
