About the EBC, EBC - Patents
About the Patent EBC 
The Patent Electronic Business Center is the e-commerce home for patenting with the USPTO. Here, you will find tools that will enable you to conduct online business with the USPTO electronically. Today, you will find applications and information that support the following activities:
· Checking the status of a patent application
· Registering to conduct business with the USPTO securely
· Help
The USPTO is quickly adding electronic business tools to serve you better.
If you have questions or comments please first browse the New Users section and the Frequently Asked Questions page.
For additional information, please contact the Patent Electronic Business 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.

