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Important Notices

January 1, 2014 - A new fee schedule for filing patent applications (and other transactions) with the United States Patent and Trademark Office (USPTO) effective January 1, 2014

You should always check with the USPTO for the current fee schedule prior to filing a patent application:
Inventors Assistance Center (IAC)
Phone: 800-786-9199 or 571-272-1000

The following link will display the procedure for changing the USPTO fee schedule PatentEase uses to estimate the patent application filing fee.
Updating the fee schedule

July 18, 2006 - Change of addresses for filing Patent Applications
Patent Applications to be delivered by the United States Postal Service (USPS) should be addressed as follows:

    Commissioner for Patents
    P.O. Box 1450
    Alexandria, VA 22313-1450

Patent Applications to be delivered by other delivery services (Federal Express (Fed Ex), UPS, DHL, Laser, Action, Purolater, etc.) should be addressed as follows:

    United States Patent and Trademark Office
    Commissioner for Patents
    Randolph Building
    401 Dulany Street
    Alexandria, VA 22314

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