SOAR - U.S. Patent and Trademark Office
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U.S. Patent and Trademark Office

For over 200 years, the basic role of the United States Patent and Trademark Office (USPTO) has remained the same: to promote the progress of science and the useful arts by securing for limited times to inventors the exclusive right to their respective discoveries.

USPTO Madison Building
600 Dulany Street
Alexandria , VA 22314
Toll Free: (800) 786-9199
Local: (571) 272-1000
TTY: (800)877-8339
General Contact: usptoinfo@uspto.gov
http://www.uspto.gov/