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Intellectual Property Litigation › Patent Invalidity › Patent Validity

Sheppard Mullin Richter & Hampton LLP

PTAB Again Upholds the Heavily Litigated Neo Wireless Patent: What the Latest Decisions Mean for Automakers

Sheppard Mullin Richter & Hampton LLP on

In a setback for automakers, the Patent Trial and Appeal Board (PTAB) has once again upheld the validity of Neo Wireless’s U.S. Patent No. 10,447,450, rejecting challenges brought by several major automakers. The most recent...more

Mintz - Intellectual Property Viewpoints

The PTAB Pendulum Swings: How IPR Denials are Reshaping Patent Owner and Challenger Strategies

Mintz - Intellectual Property Viewpoints on

Post-grant proceedings at the Patent Trial and Appeal Board (PTAB) are undergoing sweeping transformation. Over the past year, as other federal agencies have grown cautious to avoid further budget constraints and downsizing,...more

McDermott Will & Schulte

Specification controls: Written description must be clear

McDermott Will & Schulte on

The US Court of Appeals for the Federal Circuit reversed a district court’s decision upholding patent validity, finding that the subject patent’s specification clearly established that the written description failed to...more

Venable LLP

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

Venable LLP on

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

Hogan Lovells

Two years of the Unified Patent Court – Key insights from Hogan Lovells’ analysis of revocation trends

Hogan Lovells on

On June 1, 2025, the Unified Patent Court marked its second anniversary - we are one of very few firms that has top-tier patent litigators in all major EU jurisdictions and the UK – we’ve been defending clients in...more

BakerHostetler

[Podcast] The Changing Landscape: Admissibility of Experts in Patent Cases

BakerHostetler on

Experts play a crucial role in patent cases. Experts opine on claim construction, infringement, invalidity and the proper amount of damages. And the exclusion of an expert witness can significantly impact the outcome of a...more

Vorys, Sater, Seymour and Pease LLP

The Precedent: Federal Circuit Provides Further Clarity on Issues Surrounding Patent Validity in Novartis Pharmaceuticals Corp. v....

Vorys, Sater, Seymour and Pease LLP on

In this edition of The Precedent, we outline the validity of a pharmaceutical patent concerning the patent’s written description. Following an appeal from the United States District Court for the District of Delaware, the...more

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

Federal Circuit Reverses PTAB’s holding of Non-Obviousness of Standard Adopted 3G Technology

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

The recent decision by the Federal Circuit in Honeywell International Inc. v. 3G Licensing, S.A., issued on January 2, 2025, overturned the Patent Trial and Appeal Board’s (“the Board”) factual and legal holdings in the final...more

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