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Acorda v. Alkermes: When Alternative Theories Shut the Federal Circuit Door
The Federal Circuit’s July 2025 decision in Acorda Therapeutics, Inc. v. Alkermes PLC, No. 2023-2374 (Fed. Cir. July 25, 2025), is the latest reminder that most “non-patent patent…
4 min read
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Sunkist v. Intrastate Distributors: When “Kissed” Isn’t Enough to Avoid Confusion
The Federal Circuit’s July 23, 2025 decision in Sunkist Growers, Inc. v. Intrastate Distributors, Inc., No. 24-1212, offers a crisp reminder that the TTAB cannot lean too heavily…
4 min read
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IGT v. Zynga: Institution Unreviewability Swallows Interference Estoppel (and Obviousness Stands)
The Federal Circuit’s decision in IGT v. Zynga Inc. delivers a one-two punch that will resonate in AIA practice: (1) the court affirmed the PTAB’s obviousness ruling; and…
4 min read
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Colibri Heart Valve LLC v. Medtronic CoreValve, LLC: Prosecution History Estoppel Bars Equivalents Infringement
In its July 18, 2025 opinion in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, the Federal Circuit reversed a $106 million jury verdict in favor of Colibri,…
4 min read
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Top Brand LLC v. Cozy Comfort Company LLC: Federal Circuit Reverses $18.5M Infringement Verdict Based on Design Patent Disclaimer and Weak Trademark Use
In a significant ruling that underscores the Federal Circuit’s evolving approach to design patent claim scope and the evidentiary burden in trademark cases, the court in Top Brand…
4 min read
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Shockwave Medical v. Cardiovascular Systems: Federal Circuit Clarifies Use of AAPA and Reverses PTAB on Claim 5
In a significant decision issued on July 14, 2025, the Federal Circuit in Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., Nos. 2023-1864, 2023-1940, affirmed the Patent Trial and…
4 min read
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