Source: https://www.law.cornell.edu/uscode/text/35/part-II/chapter-14
Timestamp: 2019-04-25 16:05:00+00:00

Document:
2011—Pub. L. 112–29, § 20(k), Sept. 16, 2011, 125 Stat. 335, struck out items 155 “Patent term extension” and 155A “Patent term restoration”.
Pub. L. 112–29, § 3(e)(1), Sept. 16, 2011, 125 Stat. 287, struck out item 157 “Statutory invention registration”.
1999—Pub. L. 106–113, div. B, § 1000(a)(9) [title IV, § 4507(6)], Nov. 29, 1999, 113 Stat. 1536, 1501A–566, inserted “; provisional rights” after “patent” in item 154.
1984—Pub. L. 98–622, title I, § 102(b), Nov. 8, 1984, 98 Stat. 3384, added item 157.
Pub. L. 98–417, title II, § 201(b), Sept. 24, 1984, 98 Stat. 1602, added item 156.
1983—Pub. L. 98–127, § 4(b), Oct. 13, 1983, 97 Stat. 833, added item 155A.
Pub. L. 97–414, § 11(b), Jan. 4, 1983, 96 Stat. 2066, added item 155.
1965—Pub. L. 89–83, § 6, July 24, 1965, 79 Stat. 261, substituted “Issue of patent” for “Time of issue of patent” in item 151.

References: § 20
 § 3
 § 1000
 § 4507
 § 102
 § 201
 § 4
 § 11
 § 6