35 U.S.C. § 285
The court in exceptional cases may award reasonable attorney fees to the prevailing party.
(July 19, 1952, ch. 950, 66 Stat. 813.)
Based on Title 35, U.S.C., 1946 ed., § 70, part (R.S. 4921, amended (1) Mar. 3, 1897, ch. 391, § 6, 29 Stat. 694, (2) Feb. 18, 1922, ch. 58, § 8, 42 Stat. 392, (3) Aug. 1, 1946, ch. 726, § 1, 60 Stat. 778).
This section is substantially the same as the corresponding provision in R.S. 4921; “in exceptional cases” has been added as expressing the intention of the present statute as shown by its legislative history and as interpreted by the courts.