The Federal Circuit was recently asked to review the interplay of real-parties-in-interest and the inter partes review (“IPR”) time-bar. Acoustic Technology, Inc., Appellant v. Itron Networked Solutions, Inc., Nos. 2019-1059, 2019-1060 (Fed. Cir. Feb. 13, 2020) (opinion available here).  The facts raised an interesting question of how business mergers can affect IPR and