Ingenio’s Failure to Seek Remand Under SAS Institute Dooms CAFC Appeal

On August 17, the U.S. Court of Appeals for the Federal Circuit issued a precedential decision in Click-to-Call Technologies LP v. Ingenio, Inc. finding in part that, as a matter of law, Ingenio was estopped from challenging the validity of a patent claim on grounds it could have reasonably challenged during inter partes review (IPR) proceedings at the Patent Trial and Appeal Board (PTAB). Although the impact of this precedential holding will likely be limited due to the “unusual procedural posture” of this case, which involves a partial IPR institution prior to the U.S. Supreme Court’s 2018 ruling in SAS Institute, the Federal Circuit’s decision does underscore the circuitous nature of PTAB proceedings that often add many years to patent lawsuits filed in U.S. district court.Read More