Amendments
2012—[Pub. L. 112–211, title II, § 201(b)(2)], Dec. 18, 2012, [126 Stat. 1534], added item 27.
2002—[Pub. L. 107–273, div. C, title III, § 13206(a)(5)], Nov. 2, 2002, [116 Stat. 1904], substituted “Filing date and day for taking action” for “Day for taking action falling on Saturday, Sunday, or holiday” in item 21.
1975—[Pub. L. 93–596, § 1], Jan. 2, 1975, [88 Stat. 1949], substituted “Patent and Trademark Office” for “Patent Office” in chapter heading and in item 23.
1964—[Pub. L. 88–292, § 2], Mar. 26, 1964, [78 Stat. 171], added items 25 and 26.