Mealey's (May 12, 2016, 3:23 PM EDT) -- WASHINGTON, D.C. — Owners of gambling websites argue in an April 20 brief to the U.S. Supreme Court that a patent owner never urged an appellate court to apply the district court standard or discard the broadest reasonable interpretation standard when reviewing an inter partes review (IPR) appeal in its finding that a patent on computerized gaming is invalid (John H. Stephenson v. Game Show Network, LLC and Worldwinner.com, Inc., No. 15-1187, U.S. Sup.)....