Co-authored by: Phillip Wolfe In Cellspin Soft, Inc. v. Fitbit, Inc.,[1] the Court of Appeals for the Federal Circuit (CAFC) rendered an important decision declaring that the presumption of validity under § 282 includes the presumption that claims are patent eligible under § 101. Claimed Invention and Procedural Posture Cellspin sued several companies for infringing … Continue Reading