35 U.S.C. 26   Effect of defective execution.

Any document to be filed in the Patent and Trademark Office and which is required by any law, rule, or other regulation to be executed in a specified manner may be provisionally accepted by the Director despite a defective execution, provided a properly executed document is submitted within such time as may be prescribed.

(Added Mar. 26, 1964, Public Law 88-292, sec. 1, 78 Stat. 171; amended Jan. 2, 1975, Public Law 93-596, sec. 1, 88 Stat. 1949; Nov. 29, 1999, Public Law 106-113, sec. 1000(a)(9), 113 Stat. 1501A-582 (S. 1948 sec. 4732(a)(10)(A)).)