In re Nuvasive, Inc., [2015-1670] (December 7, 2016), the Federal Circuit vacated and remanded the PTAB Decision finding claims of U.S. Patent No. 8,361,156 invalid for obviousness.  The Federal Circuit found that Nuvasive waived its argument that asserted references weren’t sufficiently public … Continue reading If the PTAB Doesn’t Say Why the Invention is Obvious, the Federal Circuit Has Nothing to Affirm