Tag: IPR
Federal Circuit Upholds PTAB Rulings on MIT and EBS Engine Patents
December 23, 2025
ETHANOL BOOSTING SYSTEMS, LLC v. FORD MOTOR COMPANY Authored by: Jeremy J. Gustrowsky The Federal Circuit recently affirmed three Patent Trial and Appeal Board (PTAB) decisions that found several engine-related patents owned by the Massachusetts Institute of Technology (MIT) and…
Read MorePatent Office’s Discretion in IPR Decisions Upheld: No Mandamus Relief for Motorola
November 6, 2025
In re Motorola Sols., Inc Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit denied Motorola Solutions, Inc.’s attempt to overturn the Patent Office’s (USPTO) decision to end several inter partes review (IPR) proceedings involving patents challenged…
Read MorePatent Board Faulted for Failing to Explain Its Reasoning in Network Security Patent Challenge
October 22, 2025
Palo Alto Networks, Inc. v. Centripetal Networks, LLC Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit vacated and remanded a Patent Trial and Appeal Board (PTAB) ruling after finding that the Board failed to adequately explain…
Read MoreFederal Circuit Confirms Power-Saving Patent Claims Are Obvious, Sidestepping Ownership Drama
October 15, 2025
Causam Enters. v. Ecobee Techs. ULC Authored by: Jeremy J. Gustrowsky In a recent decision, the U.S. Court of Appeals for the Federal Circuit upheld a ruling that key claims in a patent for managing electricity use on power grids…
Read MoreIPR Decisions Don’t Automatically Invalidate Patent Claims in District Court, Says Federal Circuit
October 15, 2025
Inland Diamond Prods. Co. v. Cherry Optical Inc Authored by: Jeremy J. Gustrowsky In a significant decision for patent owners and challengers alike, the Federal Circuit in Inland Diamond Products Co. v. Cherry Optical Inc. clarified that findings from Patent…
Read MoreFederal Circuit Rejects Standing for Patent Owner Groups Challenging USPTO Rulemaking Denial
October 3, 2025
US Inventor, Inc. v. United States Pat. & Trademark Off Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit affirmed the dismissal of a lawsuit brought by US Inventor, Inc. and National Small Business United against the…
Read MoreFederal Circuit Clarifies Limits of Interference Estoppel in Patent Reviews: IGT v. Zynga
July 22, 2025
IGT v. Zynga Inc Authored by: Jeremy J. Gustrowsky In a significant decision for patent litigation and the gaming industry, the Federal Circuit affirmed the unpatentability of several claims in IGT’s U.S. Patent No. 7,168,089, which covers secure software transfers…
Read MorePatent Invalidity Upheld: Public Use and IPR Estoppel Clarified in Ingenico v. IOENGINE
May 7, 2025
Ingenico Inc. v. Ioengine, LLC Authored by: Jeremy J. Gustrowsky In a significant decision for patent law, the Federal Circuit affirmed a jury verdict that found several claims of IOENGINE’s patents invalid, providing important guidance on what counts as “public…
Read MoreFederal Circuit Clarifies Limits on Using “Admitted Prior Art” in Patent Challenges
April 23, 2025
Qualcomm Inc. v. Apple Inc Authored by: Jeremy J. Gustrowsky In a significant decision for patent law, the Federal Circuit has clarified how “applicant admitted prior art” (AAPA) can—and cannot—be used in inter partes review (IPR) proceedings. The case involved…
Read MoreUK “Sterile” Label Sinks US Patent Claims: Sage Products Loses Appeal Over Chlorhexidine Patent
April 15, 2025
Sage Prods., LLC v. Stewart Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit affirmed the invalidation of two patents owned by Sage Products, LLC, relating to sterilized chlorhexidine products used for skin disinfection. The patents in…
Read MoreFederal Circuit Clarifies Limits on Raising New Arguments in Patent Appeals
March 19, 2025
AMP Plus, Inc. v. DMF, Inc Authored by: Jeremy J. Gustrowsky In AMP Plus, Inc. v. DMF, Inc., the Federal Circuit recently affirmed a decision by the Patent Trial and Appeal Board (PTAB) regarding a dispute over U.S. Patent No.…
Read MoreApple, LG, and Google Succeed in Invalidating Most Gesture Tech Patent Claims, but Two Survive
March 4, 2025
Apple Inc. v. Gesture Tech. Partners, LLC Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit affirmed a ruling by the Patent Trial and Appeal Board (PTAB) that invalidated most claims of U.S. Patent No. 7,933,431, owned…
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