Patent EBC Support
About the Patent EBC Customer Support Center

Telephone: 1-866-217-9197 (toll-free)
571-272-4100 (local)
E-mail: ebc@uspto.gov
Fax: 571-273-0177
Postal: Mail Stop EBC,
Commissioner for Patents,
PO Box 1450,
Alexandria, VA 22313-1450.

