In IOENGINE, LLC v. Ingenico Inc. (Fed. Cir. 2025), the Federal Circuit narrowed the scope of IPR estoppel under 35 U.S.C. § 315(e)(2), which precludes an IPR petitioner from asserting in court that a patent claim “is invalid...more
5/16/2025
/ CAFC ,
Estoppel ,
Intellectual Property Protection ,
Inter Partes Review (IPR) Proceeding ,
Patent Infringement ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patent Validity ,
Patents ,
Printed Publications ,
Prior Art