News & Analysis as of

Damages Patent Litigation

Jones Day

Japanese Court Shatters Previous Record for Damages Award in a Patent Infringement Case

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On May 27, 2025, the Intellectual Property High Court of Japan awarded plaintiff Toray Industries, Inc. ("Toray") ¥21.76 billion (US$151 million; €133 million) in damages for patent infringement by defendants Sawai...more

Quinn Emanuel

Federal Judge Rules on Patent Damages Issue in Mallinckrodt v. Airgas Case

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A Delaware federal judge has issued a decision regarding the date that a hypothetical negotiation would have taken place, a decision that impacts the amount of damages that could be recovered in the patent dispute between...more

Fish & Richardson

Brumfield and Its Wake: Extraterritorial Sales in Reasonable Royalty Damages

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In 2024, the Federal Circuit set forth a standard for determining whether extraterritorial sales activity could be considered in a reasonable royalty award for patent infringement. Here, we summarize the court’s opinion in...more

Bradley Arant Boult Cummings LLP

Federal Circuit Vacates $4.7 Million Patent Infringement Verdict

The Federal Circuit recently issued a significant decision in the ongoing patent litigation between Laboratory Corporation of America Holdings (Labcorp) and Qiagen Sciences, LLC, reversing a Delaware district court’s judgment...more

Fish & Richardson

Developing Issues in Patent Damages: Future Royalties

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Increasingly, plaintiffs in patent infringement suits are projecting sales through the expiration of the patent, discounting for present value, and then calling the resulting figure a “lump sum” royalty. ...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Laboratory Corporation of America Holdings v. Qiagen Sciences, LLC

Laboratory Corporation of America Holdings v. Qiagen Sciences, LLC, Appeal No. 2023-2350 (Fed. Cir. Aug. 13, 2025) - In our Case of the Week, the Federal Circuit reversed a jury finding of infringement from the District...more

Patterson Belknap Webb & Tyler LLP

It’s Not Over Till It’s Over: Judge McMahon Issues Final Judgment in Favor of Geigtech After Two Bench Trials and Two Jury...

On August 14, 2025, Judge McMahon (S.D.N.Y.) issued a Final Judgment in favor of plaintiff Geigtech East Bay LLC (“Geigtech”) in the total amount of $5,951,153.15. See Geigtech E. Bay LLC v. Lutron Elecs. Co, Case No....more

Knobbe Martens

Federal Circuit Holds District Court Abused Its Discretion by Excluding an Authenticating Witness

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JIAXING SUPER LIGHTING ELECTRIC APPLIANCE, CO. v. CH LIGHTING TECHNOLOGY CO., LTD. - Before Dyk, Chen, and Hughes. Appeal from the United States District Court for the Western District of Texas. The Federal Circuit reversed...more

Alston & Bird

Patent Case Summaries | Week Ending August 1, 2025

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Jiaxing Super Lighting Electric Appliance, Co., Ltd., et al. v. CH Lighting Technology Co., Ltd., et al., No. 2023-1715 (Fed. Cir. (W.D. Tex.) July 28, 2025). Opinion by Dyk, joined by Chen and Hughes....more

McDermott Will & Schulte

Dim damages methods can doom bright ideas

In a mixed ruling on evidentiary exclusions and damages methodology, the US Court of Appeals for the Federal Circuit affirmed in part, reversed in part, vacated in part, and remanded a district court’s decision that excluded...more

Akin Gump Strauss Hauer & Feld LLP

Patent Damages Based on Avoided Costs Do Not Invoke the Entire Market Value Rule

In ruling on a recent motion to strike, a judge in the Eastern District of Texas permitted a damages expert to rely on a damages theory based on defendant’s “avoided costs,” holding that this theory did not run afoul of the...more

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

A&O Shearman

Evidence Exclusion And Daubert Motion Denials Must Be Supported By Valid Legal Rule And Reasoning; Damage Calculation Must Account...

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In Jiaxing Super Lighting Elec. Appliance, Co. v. CH Lighting Tech. Co., Ltd, the Court of Appeals for the Federal Circuit reviewed the judgment in a patent infringement case involving three patents owned by Jiaxing Super...more

Venable LLP

Jury Finds Botox® Patent Claims Nonobvious and Awards Damages from Daxxify® Sales

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On July 18, 2025, after a five-day trial, the jury in Allergan v. Revance Case No. 1:21-cv-01411 (D. Del.) entered a verdict finding claim 8 of Allergan’s U.S. Patent No. 7,354,740 (“the ’740 patent”), claim 6 of U.S. Patent...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

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

Victory lap: Extraterritorial injunction permitted for breach of settlement agreement

The US Court of Appeals for the Fourth Circuit upheld a permanent injunction, concluding that the district court properly determined that a party’s violation of a settlement agreement would lead to irreparable harm. Wudi...more

Herbert Smith Freehills Kramer

The UPC – Two Years On

The Unified Patent Court – a one-stop-shop for European patent litigation – is now two years old. As it enters its third year of operation, we look at the approach that is becoming established in the new system, drawing out...more

Katten Muchin Rosenman LLP

Chanel's Legal Victory Sends a Clear Message: Authenticity Isn't Just a Luxury — It's the Law - The Katten Kattwalk | Issue 29

"Hard times arouse an instinctive desire for authenticity," Coco Chanel once said. Chanel, the eponymous company, has taken this motto to heart in its unwavering commitment to protecting its intellectual property — an effort...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Top Brand LLC v. Cozy Comfort Company LLC

Top Brand LLC v. Cozy Comfort Company LLC, Appeal No. 2024-2191 (Fed. Cir. July 17, 2025) In this week’s Case of the Week, the Court of Appeals for the Federal Circuit held that prosecution history disclaimer applies to...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

Proskauer - The Patent Playbook

Federal Circuit Vacates $300 Million Verdict Against Apple, Orders Third Trial in LTE Patent Dispute

In a pivotal ruling for patent damages and standard-essential patent (SEP) litigation, the Federal Circuit vacated a $300 million award against Apple in a long-standing dispute with Optis Cellular Technology, LLC. See Optis...more

Fenwick & West LLP

Key Federal Circuit Patent Rulings Impacting Your Business…

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In EcoFactor, Inc. v. Google LLC, the en banc United States Court of Appeals for the Federal Circuit reversed a district court’s denial of a new trial on damages because EcoFactor’s expert’s opinion was unreliable under Fed....more

Ballard Spahr LLP

Government Signals Potential Shift Toward Preliminary Injunctions in Patent Infringement Cases

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In a recent patent case, the U.S. government urged a Texas federal court to give greater weight to the difficulty of calculating damages as a basis for finding irreparable harm. If embraced by courts, the move could give...more

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