Train Warning Device Correctly Deemed Obvious, Federal Circuit Says

Mealey's (September 11, 2020, 1:12 PM EDT) -- WASHINGTON, D.C. — In a Sept. 8 holding, the Federal Circuit U.S. Court of Appeals confirmed findings by the Patent Trial and Appeal Board that various claims of two patents directed to a train warning device are unpatentable (Siemens Mobility Inc. v. Andrei Iancu, Nos. 2019-1732, -1752, Fed. Cir., 2020 U.S. App. LEXIS 28404)....