(December 1, 2020, 12:18 PM EST) -- WASHINGTON, D.C. — A federal judge in Delaware did not err in dismissing allegations of patent infringement because all challenged claims of the five patents at issue recite ineligible subject matter under Section 101 of the Patent Act, the Federal Circuit U.S. Court of Appeals concluded Nov. 25 (Fast 101 Pty Ltd. v. Citigroup Inc., et al., No. 20-1458, Fed. Cir., 2020 U.S. App. LEXIS 37213)....