35 U.S.C. 151, Issue of patent

Executive summary:

Potential for Errors: This document contains one section of the U.S. Patent Act (found in Title 35 of the United States Code) as amended by the Leahy-Smith America Invents Act. This page was last updated in November 2011. While the page has been edited to help ensure that the changes made by the AIA to this section are reflected in this document, errors are possible. If you notice such errors, please contact Dan Tysver at (dtysver@bitlaw.com).

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35 U.S.C. 151 Issue of patent.

If it appears that applicant is entitled to a patent under the law, a written notice of allowance of the application shall be given or mailed to the applicant. The notice shall specify a sum, constituting the issue fee or a portion thereof, which shall be paid within three months thereafter.

Upon payment of this sum the patent shall issue, but if payment is not timely made, the application shall be regarded as abandoned.

Any remaining balance of the issue fee shall be paid within three months from the sending of a notice thereof, and, if not paid, the patent shall lapse at the termination of this three-month period. In calculating the amount of a remaining balance, charges for a page or less may be disregarded.

If any payment required by this section is not timely made, but is submitted with the fee for delayed payment and the delay in payment is shown to have been unavoidable, it may be accepted by the Director as though no abandonment or lapse had ever occurred.

(Amended July 24, 1965, Public Law 89-83, sec. 4, 79 Stat. 260; Jan. 2, 1975, Public Law 93-601, sec. 3, 88 Stat. 1956; Nov. 29, 1999, Public Law 106-113, sec. 1000(a)(9), 113 Stat. 1501A-582 (S. 1948 sec. 4732(a)(10)(A)); Nov. 29, 1999, Public Law 106-113, sec. 1000(a)(9), 113 Stat. 1501A-582 (S. 1948 sec. 4732(a)(10)(A)).)