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Contact USPTO

For assistance with Patent e-Filing, or to suggest improvements to the online system, or report technical problems, please call the Patent Electronic Business Center at:

Toll free:866-217-9197
Monday – Friday, 6:00AM – 11:59PM EST

For assistance with online payments, or general questions about USPTO programs please contact the USPTO Contact Center (UCC) at:

Toll free:800-786-9199
Monday – Friday, 8:30AM – 8PM EST

For assistance with an existing application or patent, please contact the Applications Assistance Unit at:

Toll free:888-786-0101
Monday – Friday, 8:30AM – 5PM EST

Please visit our Contact Us page for more support options.