Mealey's (October 6, 2017, 1:54 PM EDT) -- WASHINGTON, D.C. — A patent owner and licensee on Oct. 4 squared off with an inter partes re-examination challenger in oral arguments before the Federal Circuit U.S. Court of Appeals in a dispute over a reciprocating rotary arthroscopic instrument used to cut semi-rigid tissue such as bone and muscle (Smith & Nephew Inc. and Covidien LP v. Hologic Inc., No. 17-1008, Fed. Cir.)....