35 U.S. Code § 295 - Presumption: Product made by patented process
1994—Pub. L. 103–465 substituted “sale, offer for sale, or use” for “sale, or use” in introductory provisions.
Amendment by Pub. L. 103–465 effective on date that is one year after date on which the WTO Agreement enters into force with respect to the United States [Jan. 1, 1995], with provisions relating to earliest filed patent application, see section 534(a), (b)(3) of Pub. L. 103–465, set out as a note under section 154 of this title.
Section effective 6 months after Aug. 23, 1988, and, subject to enumerated exceptions, applicable only with respect to products made or imported after such effective date, see section 9006 of Pub. L. 100–418, set out as an Effective Date of 1988 Amendment note under section 271 of this title.