About the Patent EBC Customer Support Center |
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About the Patent EBC Customer Support Center
Telephone: | 1-866-217-9197 (toll-free) |
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E-mail: | ebc@uspto.gov |
Fax: | 571-273-0177 |
Postal: | Mail Stop EBC, Commissioner for Patents, PO Box 1450, Alexandria, VA 22313-1450. |
If you need technical assistance during hours when the Patent EBC is closed, please contact the Electronic Business Support (EBS) Help Desk
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