The Federal Circuit recently clarified in Ingenico Inc. v. IOENGINE, LLC that inter partes review (IPR) estoppel does not extend to physical systems described in prior art patents or printed publications....more
In Kroy IP Holdings, LLC v. Groupon, Inc., 127 F.4th 1376 (Fed. Cir. 2025), the Federal Circuit held that patentees in district court are not collaterally estopped from asserting claims that were not immaterially different...more
On February 28, the US Patent and Trademark Office (USPTO) rescinded former Director Kathi Vidal’s 2022 memorandum on discretionary denials in Patent Trial and Appeal Board (PTAB) post-grant proceedings running parallel to...more