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Contact Information for the
Patent Electronic Business Center (EBC)

Weekday Operation:
Monday – Friday: 6 AM - Midnight (Eastern Time)

Telephone:

1-866-217-9197 (toll-free)
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E-mail: ebc@uspto.gov
Fax: 571-273-0177
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Commissioner for Patents,
PO Box 1450,
Alexandria, VA 22313-1450.
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