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Appeals Patent Infringement Patents

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Jiaxing Super Lighting Electric Appliance, Co. Ltd. v. CH Lighting Technology Co., Ltd.

Jiaxing Super Lighting Electric Appliance, Co. Ltd. v. CH Lighting Technology Co., Ltd., Appeal No. 2023-1715 (Fed. Cir. July 28, 2025) In our Case of the Week, the Federal Circuit addressed three issues arising from a...more

Hudnell Law Group

Federal Circuit Rejects Formalistic Shield to Prosecution History Estoppel

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On July 18, 2025, the U.S. Court of Appeals for the Federal Circuit reversed a $106 million jury verdict in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No. 2023-2153, finding that Colibri’s infringement claim under...more

Robins Kaplan LLP

Metacel Pharms. LLC v. Rubicon Rsch. Priv. Ltd.

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Nature of the Case and Issue(s) Presented: Ozobax is indicated for treatment of spasticity resulting from multiple sclerosis, and particularly flexor spasms and concomitant pain, clonus, and muscular rigidity. While the use...more

Robins Kaplan LLP

Jazz Pharms., Inc. v. Avadel CNS Pharms., LLC

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Case Name: Jazz Pharms., Inc. v. Avadel CNS Pharms., LLC, Nos. 2024-2274, 2024-2277, 2024-2278, 2025 WL 1298920 (Fed. Cir. May 6, 2025) (Circuit Judges Lourie, Reyna, and Taranto presiding; Opinion by Lourie, J.) (Appeal from...more

Knobbe Martens

Cancellation of a Closely Related Claim During Prosecution Can Trigger Prosecution History Estoppel

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COLIBRI HEART VALVE LLC v. MEDTRONIC COREVALVE, LLC - Before Taranto, Hughes, and Stoll. Appeal from the United States District Court for the Central District of California. The Federal Circuit reversed a $106 million...more

Cooley LLP

Federal Circuit Strengthens Prosecution History Estoppel Principles in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC

Cooley LLP on

On July 18, 2025, the US Court of Appeals for the Federal Circuit reversed a lower court ruling in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, holding that prosecution history estoppel barred the patentees’ doctrine...more

Troutman Pepper Locke

Federal Circuit Ruling Broadens Reach of Prosecution History Estoppel to Include Canceled Claims

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Prosecution history estoppel typically arises when a claim is rejected during prosecution and is then amended (narrowed) to overcome the rejection. However, in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No....more

Lathrop GPM

Federal Circuit Says Claim Cancellation Can Create Prosecution History Estoppel

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In a July 18 precedential decision in Colibri Heart Valve LLC v. Medtronic CoreValve LLC, the U.S. Court of Appeals for the Federal Circuit overturned a $106 million jury verdict against Medtronic for infringement of a patent...more

McDermott Will & Schulte

Valve turned: Prosecution history estoppel applies to closely related claims

The US Court of Appeals for the Federal Circuit reversed a jury’s infringement finding, concluding it was precluded by prosecution history estoppel. Colibri Heart Valve LLC v. Medtronic CoreValve LLC, Case No. 23-2153 (Fed....more

McDermott Will & Schulte

Don’t get too comfy: Prosecution disclaimer also applies to design patents

Concluding that the principles of prosecution history disclaimer apply to design patents, the US Court of Appeals for the Federal Circuit reversed a district court’s denial of judgment as a matter of law and entry of a jury...more

McDonnell Boehnen Hulbert & Berghoff LLP

Colibri Heart Valve LLC v. Medtronic Corevalve, LLC (Fed. Cir. 2025)

The doctrine of equivalents (DOE), a creation of the Supreme Court in Graver Tank & Mfg. v. Linde Air Products (1950), is balanced by the concept of prosecution history estoppel (PHE), the contours of which were delineated...more

A&O Shearman

UPC Court of Appeal clarifies approach to claim construction

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Insulet v EOFlow UPC_CoA_768/2024 (Ord_69078/2024) The Unified Patent Court (UPC) Court of Appeal has issued a significant decision that provides important guidance on the interpretation of patent claims in UPC...more

A&O Shearman

Overlapping Range Presumption Not Applied Given Specified Doses Administered At Specified Times

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On July 8, 2025, the U.S. Court of Appeals for the Federal Circuit affirmed the validity of a Janssen patent, finding that Teva did not meet its burden to prove obviousness. In so doing, the Federal Circuit provided...more

WilmerHale

Google Victory Is First Step to Address Patent Damages Imbalance

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Patents are a mutually beneficial agreement between inventors and the government. Each side makes concessions in service of their own, and the greater, good. It’s a careful balance, where policy and rules that are too...more

Jenner & Block

Two Federal Circuit Decisions Nullify Nine-Figure Damages Awards

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In two June 2025 decisions, the Federal Circuit Court of Appeals rejected patent infringement jury verdicts for $218.5 million and $300 million—one reversed for claiming patent ineligible subject matter, and the other vacated...more

Rothwell, Figg, Ernst & Manbeck, P.C.

District Circuit Denies Novartis’s Request for Injunctive Relief Against MSN’s Generic Version of Entresto®

The District Court for the District of Delaware recently rejected Novartis’s effort to block MSN Pharmaceuticals from launching a generic version of Entresto® (sacubitril/valsartan), its top-selling heart failure medication....more

Alston & Bird

Patent Case Summaries | Week Ending July 11, 2025

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Egenera, Inc. v. Cisco Systems, Inc., No. 2023-1428 (Fed. Cir. (D. Mass.) July 7, 2025). Opinion by Stark, joined by Prost and Taranto. Egenera owns a patent related to improved systems and methods for deploying and...more

A&O Shearman

UPC Court of Appeal confirms its jurisdiction over infringements that pre-date the UPC Agreement

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Xsys Italia v. Esko-Graphics ORD_23545/2025 - The Court of Appeal of the Unified Patent Court (UPC) has delivered a decision clarifying the temporal scope of the UPC’s jurisdiction over European patent infringement...more

McDermott Will & Schulte

Motivation, expectation of success negate obviousness presumption in overlapping range case

The US Court of Appeals for the Federal Circuit affirmed (on its second review) a district court’s ruling upholding the validity of patent claims related to a long-acting injectable dosing regimen, finding that the...more

McDermott Will & Schulte

Appeal is too late to raise percolating claim construction dispute

The US Court of Appeals for the Federal Circuit affirmed a district court’s finding of noninfringement, concluding that the patent owner had improperly raised a claim construction issue for the first time on appeal – an...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Janssen Pharmaceuticals, Inc. v. Teva Pharmaceuticals USA, Inc.

Janssen Pharmaceuticals, Inc. v. Teva Pharmaceuticals USA, Inc., Appeal Nos. 2025-1228, -1252 (Fed. Cir. July 8, 2025) Our Case of the Week focuses on obviousness. More particularly, the decision included a lengthy...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Eye Therapies, LLC v. Slayback Pharma, LLC

Eye Therapies, LLC v. Slayback Pharma, LLC, Appeal No. 2023-2173 (Fed. Cir. June 30, 2025) In its only precedential patent opinion last week, the Federal Circuit reviewed construction of the transitional claim phrase...more

Knobbe Martens

Did They Want to Infringe? – Federal Circuit Denies Declaratory Judgment When Party at No Risk of Lawsuit

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[MITEK SYSTEMS, INC., v. UNITED SERVICES AUTOMOBILE ASSOCIATION [OPINION]] - Before Taranto, Schall, and Chen. Appeal from the United States District Court for the Eastern District of Texas. The plaintiff could not seek...more

Knobbe Martens

No Takebacks: The High Bar for Departing From Patent Lexicography

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ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. - Before Taranto, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Once the high threshold for lexicography is met, there must be a...more

Jones Day

Delegated Rehearing Panel Sends Lifeline to Mercedes-Benz

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A Delegated Rehearing Panel (“DRP”) recently modified the PTAB’s construction of the claim term “workload” and remanded, giving Mercedes-Benz USA, LLC (“Petitioner”) another opportunity to challenge a processor patent....more

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