293 -1. Federal Circuit Upholds Finding that Unauthenticated Source Code Printout Is Inadmissible as Evidence of Infringement The United States Court of Appeals for the Federal Circuit recently affirmed two district courts' decisions in which the courts granted Sharp's and Vizio's motions for summary judgement of noninfringement against Wi-LAN. The Federal Circuit first agreed with the lower courts that an unauthenticated printout of source code was inadmissible evidence. The Federal Circuit then affirmed the lower courts' claim construction. See Wi-Lan Inc. v. Sharp Elecs. Corp., Nos. 2020-1041, 2020-1043, 2021 U.S. App. LEXIS 9909 (Fed. Cir. Apr. 6, 2021) (Before Dyk, Taranto, and Stoll, Circuit Judges) (Opinion for the Court, Dyk,