Federal Circuit IP Digest
Patent 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 MorePatent Reissue Claims: Federal Circuit Says Actual Claim Language, Not Inventor Intent, Controls Scope
May 6, 2025
In re Kostic Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit clarified an important rule for patent owners seeking to broaden their claims through a reissue: what matters is the actual language of the original claims,…
Read MoreCourt Limits Patent Injunctions on Clinical Trials and FDA Applications in Jazz v. Avadel
May 6, 2025
Jazz Pharms., Inc. v. Avadel CNS Pharms., LLC Authored by: Jeremy J. Gustrowsky A recent decision in Jazz Pharmaceuticals, Inc. v. Avadel CNS Pharmaceuticals, LLC provides important guidance on how far patent owners can go in blocking competitors from conducting…
Read MoreFederal Circuit Finds “Payment Handler” Patent Claims Indefinite for Lack of Structure
April 30, 2025
Fintiv, Inc. v. Paypal Holdings, Inc Authored by: Jeremy J. Gustrowsky In a significant decision for software patents, the Federal Circuit recently affirmed the invalidation of several Fintiv, Inc. patents for indefiniteness, holding that the term “payment handler” failed to…
Read MoreColor Alone Isn’t Enough: Federal Circuit Affirms Dark Green Medical Glove Color Is Generic, Not a Trademark
April 29, 2025
In re PT Medisafe Techs Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit Court affirmed that PT Medisafe Technologies could not register the dark green color (Pantone 3285c) used on its chloroprene medical examination gloves as…
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 MoreFederal Circuit Says Applying Machine Learning to New Fields Isn’t Enough for a Patent
April 18, 2025
Recentive Analytics, Inc. v. Fox Corp Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit tackled whether simply using machine learning in a new context—like TV scheduling or network mapping—can make an invention eligible for a patent.…
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 Denies SAP’s Request to Move Patent Case Within Texas
April 10, 2025
In re SAP Am., Inc Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit denied SAP America, Inc.’s attempt to move a patent infringement lawsuit from one division of the Eastern District of Texas (Marshall) to another…
Read MoreWhen Is a Trademark Too Descriptive? Federal Circuit Affirms “iVoterGuide” Is Not Protectable
April 9, 2025
Heritage All. v. Am. Pol’y Roundtable Authored by: Jeremy J. Gustrowsky A recent decision from the Federal Circuit offers important lessons for anyone hoping to protect a descriptive brand name as a trademark. In Heritage Alliance v. American Policy Roundtable,…
Read MorePatent Owner’s Own Words Sink Infringement Case Over Vancomycin Liquid Formulation
April 8, 2025
Azurity Pharms., Inc. v. Alkem Labs. Ltd Authored by: Jeremy J. Gustrowsky In a recent decision, the Federal Circuit affirmed that Azurity Pharmaceuticals, Inc. could not enforce its U.S. Patent No. 10,959,948 against Alkem Laboratories Ltd. because Azurity had clearly…
Read MoreTrade Secret Law Clarified: When Does a Secret Stop Being a Secret?
April 4, 2025
Ams-Osram USA Inc. v. Renesas Elecs. Am., Inc Authored by: Jeremy J. Gustrowsky In the recent case of Ams-Osram USA Inc. v. Renesas Electronics America, Inc., the Federal Circuit addressed several important issues in trade secret and contract law, especially…
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