By Dennis Crouch In Prolitec, Inc. v. ScentAir Technologies,[1] the Federal Circuit has affirmed a USPTO inter partes review (IPR) decision cancelling Prolitec’s air-freshener diffuser claims.  The patent at issue[2] is the subject of a co-pending lawsuit between the parties that was stayed in 2013 — awaiting the IPR outcome.[3] Here, the patent included a claim … Continue reading IPR: Proving Patentability before Amendment