The US Court of Appeals for the Federal Circuit found that patent claims directed to a communication system were patent eligible under 35 U.S.C. § 101 because the claimed invention changes the normal operation of a communication system to overcome a problem specifically arising in the realm of computer networks. Uniloc USA, Inc. v. LG Electronics USA, Inc., Case No. 19-1835 (Fed. Cir. Apr. 30, 2020) (Moore, J.).