Tag: patent law
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Ethanol Boosting Systems v. Ford: Federal Circuit Enforces PTAB Institution Finality and Issue Preservation
The Federal Circuit’s December 23, 2025 decision in Ethanol Boosting Systems, LLC v. Ford Motor Company delivers a comprehensive reminder of three recurring themes in modern PTAB litigation: the near-impenetrable bar to reviewing institution decisions, the limits of importing district court claim constructions into inter partes review, and the evidentiary deference accorded to the Board’s…
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Micron v. Longhorn IP: When an $8 Million Bond Isn’t Appealable (Yet)
The Federal Circuit’s December 18, 2025 decision in Micron Technology, Inc. v. Longhorn IP LLC is a reminder that not every high-stakes procedural ruling is immediately appealable, even when it carries an eight-figure price tag and raises substantial federal preemption questions. In dismissing the appeal for lack of jurisdiction, the court sidestepped the merits entirely,…
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Wonderland v. Evenflo: Federal Circuit Reassesses Infringement, Injunction, and Willfulness
The Federal Circuit’s decision in Wonderland Switzerland AG v. Evenflo Company, Inc. (Dec. 17, 2025) delivers a sweeping reset across several familiar but frequently contested areas of patent law: doctrine of equivalents limits, claim construction discipline, permanent injunction standards, and the evidentiary threshold for willfulness. The court affirmed much of the jury’s infringement verdict, but…
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IBM v. Zillow: Prior Art Must Disclose What the Patent Claim Actually Requires
On December 9, 2025, the Federal Circuit issued a precedential decision in International Business Machines Corp. v. Zillow Group, Inc., affirming a split Patent Trial and Appeal Board decision that invalidated some claims of IBM’s single sign-on patent while preserving others. The opinion offers a careful, almost tutorial-like, explanation of how far the Board may…
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Coda Development v. Goodyear: Federal Circuit Wipes Out $64M Trade Secret Verdict
On December 8, 2025, the Federal Circuit affirmed the Northern District of Ohio’s judgment as a matter of law wiping out a $64 million jury verdict in Coda Development s.r.o. v. Goodyear Tire & Rubber Co., No. 23-1880 (Fed. Cir. Dec. 8, 2025). The court concluded that no reasonable jury could have found Goodyear liable…
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Adnexus v. Meta: Federal Circuit Rejects Premature Claim Construction at Pleading Stage
On December 5, 2025, the Federal Circuit vacated and remanded the dismissal of Adnexus Inc.’s v. Meta Platforms, Inc., holding that the district court prematurely resolved a claim construction dispute under the guise of Rule 12(b)(6) plausibility. The decision is a pointed reminder that, while courts retain flexibility at the pleadings stage, they may not…
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Seagen v. Daiichi Sankyo: Federal Circuit Reverses $41M Verdict on Written Description
The Federal Circuit’s December 2, 2025 decision in Seagen Inc. v. Daiichi Sankyo Co., No. 23-2424, continues a noticeable and consequential trend: the court’s growing willingness to overturn jury verdicts on written description and enablement grounds as a matter of law. In reversing a $41 million verdict and vacating findings of willful infringement, the panel…
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In re Gesture Technology: IPR Estoppel Stops at the PTAB Door, Not Ex Parte Reexamination
The Federal Circuit’s December 1, 2025 decision in In re Gesture Technology Partners, LLC, Appeal No. 2025-1075, delivers a clean and consequential message on two recurring pressure points in post-grant practice: the reach of inter partes review (IPR) estoppel under 35 U.S.C. § 315(e)(1), and the Patent Office’s authority to continue adjudicating validity in ex…
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Akamai v. MediaPointe: “Best” and “Optimal” Still Demand Objective Boundaries
The Federal Circuit’s decision in Akamai Technologies, Inc. v. MediaPointe, Inc., No. 2024-1571 (Fed. Cir. Nov. 25, 2025), reinforces a familiar but still unforgiving rule of patent law: terms of degree such as “best” and “optimal” require objective boundaries anchored in the intrinsic record, not intuition, common sense, or counsel’s assurances that “it all tends…
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EscapeX IP v. Google: Frivolous Litigation, Fee Shifting, and the Perils of Doubling Down
On November 25, 2025, the Federal Circuit issued a sharp reminder that patent litigation is not a game of attrition and that courts will use fee shifting and sanctions to deter claims that lack a meaningful factual or legal foundation. In EscapeX IP, LLC v. Google LLC, the court affirmed a district court’s award of…