Can I submit maintenance fee payments by mail?
Yes, you can submit maintenance fee payments by mail, although electronic submissions are preferred. The MPEP 2510 provides guidance on mailing maintenance fee payments: “Non-electronic payments should be sent to: United States Patent and Trademark Office, P.O. Box 979071, St. Louis, MO 63197-9000.” When submitting by mail, ensure that you include all necessary information and…
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