Federal Circuit IP Digest
Sandwich Panel Roll-Up Door Escapes Preliminary Injunction on Insulated Door Patent
July 13, 2026
RIDGE CORP. v. KIRK NATIONALEASE CO. Authored by: Jeremy J. Gustrowsky The Federal Circuit reversed a preliminary injunction that had blocked a group of trailer parts companies from selling a roll-up truck door accused of infringing an insulated overhead door…
Read MoreFederal Circuit Wipes Out $107.5M Verdict, Finds Cancer Treatment Patents Lack Enablement
July 9, 2026
WYETH LLC v. ASTRAZENECA PHARMACEUTICALS LP Authored by: Jeremy J. Gustrowsky The Federal Circuit has affirmed a Delaware district court’s decision to overturn a jury verdict and invalidate two Wyeth cancer treatment patents for lack of enablement, erasing a $107.5…
Read MoreFederal Circuit Sends “Executable Program Code” Indefiniteness Ruling Back for a Second Look
July 2, 2026
TRACKTIME, LLC v. AMAZON.COM SERVICES LLC Authored by: Jeremy J. Gustrowsky The Federal Circuit issued a mixed decision involving two patents owned by TrackTime, LLC that were asserted against Amazon.com Services LLC and Audible, Inc. The patents (U.S. Patent Nos.…
Read MoreFederal Circuit Upholds Injunction Blocking Generic Nuedexta, But Sends Bond Waiver Back to District Court
July 1, 2026
OTSUKA AMERICA PHARMACEUTICAL, INC. v. HETERO LABS LIMITED Authored by: Jeremy J. Gustrowky The Federal Circuit has affirmed a preliminary injunction preventing Hetero Labs Limited from launching a generic version of Nuedexta, a drug used to treat pseudobulbar affect and…
Read MoreA Single Carbon Atom Costs Enanta Its Priority Date in COVID Drug Patent Battle
June 23, 2026
ENANTA PHARMACEUTICALS, INC. v. PFIZER INC. Authored by: Jeremy J. Gustrowsky In a decision highlighting the unforgiving nature of the written description requirement, the Federal Circuit affirmed a summary judgment ruling that Enanta Pharmaceuticals’ U.S. Patent 11,358,953 is invalid as…
Read MoreFederal Circuit Raises the Bar on IPR Estoppel: Classification Searches Alone May Not Be Enough
June 18, 2026
IRONBURG INVENTIONS LTD. v. VALVE CORPORATION Authored by: Jeremy J. Gustrowsky In a second trip to the Federal Circuit involving a video game controller patent dispute, the court has provided important guidance on what it takes to prove that a…
Read MoreSotera Stipulation Violations Won’t Save Your Patent Once IPR Is Underway
June 5, 2026
HAFEMAN v. GOOGLE LLC Authored by: Jeremy J. Gustrowsky The Federal Circuit recently addressed whether a patent owner can challenge a final written decision based on a defendant’s post-institution violation of a Sotera stipulation, along with claim construction and secondary…
Read MoreSmart Thermostat Patent Verdict Unravels Over Jury Form and Section 101 Instructions
June 4, 2026
OLLNOVA TECHNOLOGIES LTD. v. ECOBEE TECHNOLOGIES ULC Authored by: Jeremy J. Gustrowsky A jury in the Eastern District of Texas awarded Ollnova Technologies Ltd. $11.5 million after finding that ecobee Technologies ULC’s smart thermostats infringed at least one of four…
Read MoreFarming Data Patents Plow Into Section 101 Trouble, But Fee Ruling Gets a Second Look
June 2, 2026
AGI SURETRACK LLC v. FARMERS EDGE INC. Authored by: Jeremy J. Gustrowsky The Federal Circuit recently addressed a dispute involving patents covering automated systems for collecting and sharing farming data, finding the claims patent ineligible while also sending the attorney’s…
Read More$452 Million Trade Secret Verdict Wiped Out by Statute of Limitations Clock
May 28, 2026
INSULET CORP. v. EOFLOW, CO. LTD. Authored by: Jeremy J. Gustrowsky The Federal Circuit recently reversed a massive trade secret misappropriation verdict, finding that the plaintiff waited too long to bring suit. The case involved competing insulin patch pumps and…
Read MoreFederal Circuit Restores Multi-Million Dollar Jury Award in Software Trade Secret Dispute
May 22, 2026
VERSATA SOFTWARE, LLC v. FORD MOTOR COMPANY Authored by: Jeremy J. Gustrowsky In a significant decision addressing trade secret damages, the Federal Circuit ruled that a software company was wrongly prevented from pursuing unjust enrichment damages, and reinstated a jury’s…
Read MoreFederal Circuit Affirms Dismissal of Banking Patent Suit but Reverses Hefty Fee Award Against Patent Owner and Counsel
May 15, 2026
MCOM IP, LLC v. CITY NATIONAL BANK OF FLORIDA Authored by: Jeremy J. Gustrowsky The Federal Circuit recently issued a decision addressing both the dismissal of a patent infringement suit and the propriety of attorneys’ fees awarded against the patent…
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