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Medical Devices › Appeals › Claim Construction

A&O Shearman

Federal Circuit Invalidates Patent For Angioplasty Catheter Based On Applicant Admitted Prior Art

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The Federal Circuit recently issued a precedential decision in Shockwave Med., Inc. v. Cardiovascular Sys., Inc. (CSI), affirming-in-part and reversing-in-part the Patent Trial and Appeal Board’s (PTAB) decision, and...more

McDonnell Boehnen Hulbert & Berghoff LLP

Shockwave Medical, Inc. v. Cardiovascular Systems, Inc. (Fed. Cir. 2025)

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Received wisdom is that inter partes review proceedings are limited to prior art as defined by patents and printed publications.  But in recently decided Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., another prior...more

McDonnell Boehnen Hulbert & Berghoff LLP

Recor Medical, Inc. v. Medtronic Ireland Mfg. (Fed. Cir. 2025)

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The inter partes review provisions of the Leahy-Smith America Invents Act have been criticized for the propensity of the Patent Trial and Appeal Board (PTAB) to find invalid all or at least some of the challenged claims,...more

McDermott Will & Schulte

The Clear and Unmistakable Standard for Applying Prosecution Disclaimer

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The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...more

Vorys, Sater, Seymour and Pease LLP

The Precedent: The Federal Circuit Remands and Reassigns District Court Patent Infringement Case to a New Judge

Vorys, Sater, Seymour and Pease LLP on

In this edition of The Precedent, we outline the decision in Trudell Medical International Inc. v. D R Burton Healthcare LLC. The U.S. Court of Appeals for the Federal Circuit recently affirmed in part, reversed in part and...more

Knobbe Martens

Niazi’s Patent Survives on Appeal: Federal Circuit Reverses In Part Lower Court’s Decision

Knobbe Martens on

On April 11, 2022, Niazi Licensing Corporation (“Niazi”) succeeded in part in its appeal at the Federal Circuit in Niazi Licensing Corporation v. St. Jude Medical S.C. Inc. Niazi’s lawsuit alleged that St. Jude Medical S.C....more

Knobbe Martens

“Pliable” Language Results in “Resilient” Patent Claims

Knobbe Martens on

NIAZI LICENSING CORPORATION v. ST. JUDE MEDICAL S.C., INC. Before Taranto, Bryson, and Stoll. Appeal from the U.S. District Court for the District of Minnesota. Summary: Providing examples in the claim language and...more

McDermott Will & Schulte

Size Matters in Obviousness Analysis

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The US Court of Appeals for the Federal Circuit affirmed in part and reversed in part two Patent Trial and Appeal Board (Board) decisions, finding that the Board erred in its construction of certain claim terms relating to an...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - October 2020 #3

Schwabe, Williamson & Wyatt PC on

Immunex Corp. v. Sanofi-Aventis U.S. LLC, Appeal Nos. 2019-1749, -1777 (Fed. Cir. Oct. 13, 2020) - In our Case of the Week, the Federal Circuit addressed the construction of the term “human antibodies.” In doing so, the...more

McDermott Will & Schulte

Look to Specification to Interpret Facially Unclear Claims

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Addressing claim construction issues, the US Court of Appeals for the Federal Circuit reiterated the necessity of reading claims in the context of the written description when they are not clear on their face. Howmedica...more

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