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2570 Maintenance Fee Payment Status Requests [R-08.2017]

The Maintenance Fee Branch will respond to requests for the maintenance fee payment status of patents. Maintenance fee status information for a patent of interest can be obtained over the Internet by entering the patent number and the corresponding application number in the appropriate spaces on the webpage available at https:// In addition, maintenance fee status can be requested by telephone. Telephone status requests are limited to two patent numbers per telephone call. See MPEP § 1730 for the telephone number.



United States Patent and Trademark Office
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Last Modified: 06/25/2020 17:06:59