Mealey's (April 19, 2019, 11:15 AM EDT) -- ALEXANDRIA, Va. — A recent final written decision by the Patent Trial and Appeal Board that a prior art reference anticipates five patent claims should be vacated, and the claims should instead be confirmed as patentable, the patent owner told the board April 17 (Power-Packer North America Inc., d/b/a GITS Manufacturing Co. v. G.W. Lisk Company Inc., No. IPR2017-02034, PTAB)....