Tag: IPR
Post-Decision Inventorship Correction Argument Fails to Override Forfeiture in IPR Proceedings
March 9, 2026
IMPLICIT, LLC v. SONOS, INC. Authored by: Jeremy J. Gustrowsky The Federal Circuit recently affirmed that a patent owner cannot rely on a post-decision correction of inventorship to reopen final written decisions in inter partes review proceedings. The case centered…
Read MoreGrammar Rules Win the Day in Streaming Patent Dispute
February 13, 2026
NETFLIX, INC. v. DIVX, LLC Authored by: Jeremy J. Gustrowsky The Federal Circuit recently reversed a Patent Trial and Appeal Board decision in a case involving U.S. Patent No. 10,225,588, which covers systems for streaming partially encrypted media content. The…
Read MoreNo Notice-and-Comment Required for PTO’s IPR Institution Guidelines, Federal Circuit Rules
February 13, 2026
APPLE INC. v. SQUIRES Authored by: Jeremy J. Gustrowsky When technology giants Apple, Cisco, Google, and Intel challenged the Patent and Trademark Office’s instructions for declining inter partes review (IPR) petitions, they argued the agency should have followed formal notice-and-comment…
Read MoreFederal 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 More