2017-1239 01-24-2018 ARTHREX, INC., Appellant v. SMITH & NEPHEW, INC., ArthroCare Corp., Appellees Anthony P. Cho, Carlson, Gaskey & Olds, P.C., Birmingham, MI, argued for appellant. Also represented by David J. Gaskey, Birmingham, MI. Nathan R. Speed, Wolf, Greenfield & Sacks, PC, Boston, MA, argued for appellees. Also represented by Richard Giunta, Boston, MA, Michael N. Rader, New York, NY. Dyk, Circuit Judge. Anthony P. Cho, Carlson, Gaskey & Olds, P.C., Birmingham, MI, argued for appellant.