How can I check the maintenance fee payment status of a patent?

There are two primary methods to check the maintenance fee payment status of a patent: Online: Visit the USPTO’s Maintenance Fee webpage. Enter the patent number and corresponding application number in the appropriate fields. By Phone: Call the USPTO’s Maintenance Fee Branch. Note that telephone status requests are limited to two patent numbers per call.…

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How can I check the maintenance fee payment status for a specific patent?

To check the maintenance fee payment status for a specific patent, you can use the following methods: Visit the USPTO’s Patent Maintenance Fees Storefront and enter the patent number. Use the Patent Application Information Retrieval (PAIR) system to access detailed maintenance fee information. Contact the USPTO’s Office of Finance directly at 571-272-6500. According to MPEP…

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How can I change the correspondence address for a patent?

To change the correspondence address for a patent, you can follow these steps: Use the Office form Change of Correspondence Address, Patent (PTO/SB/123) to request a change for an issued patent. Send the request to the Office of Patent Application Processing during the enforceable life of the patent. Include both the patent number and the…

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How can I hand-deliver maintenance fee payments to the USPTO?

The USPTO allows for hand delivery of maintenance fee payments. According to the MPEP: “Maintenance fee payments may be hand-carried to the Patent Customer Service Window in Room 1B11 of the Randolph Building, 401 Dulany Street, Alexandria, VA 22314.” When hand-delivering a maintenance fee payment: Place the payment in an envelope with “MAINTENANCE FEE” written…

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