Intellectual Property Law Blog

Up-to-date Information on Intellectual Property Law

The U.S. Supreme Court has once again been urged to revisit 35 U.S.C. § 101, the statute governing patent eligibility. Audio Evolution Diagnostics, Inc. (AED) filed a petition for writ of certiorari, challenging the Federal Circuit’s summary affirmance under Rule 36 of a ruling that invalidated its patents under the Alice/Mayo framework. Should the SCOTUS

Novartis Pharmaceuticals Corporation v. Torrent Pharma Inc., No. 23-2218 (Fed. Cir. 2025) — On January 10, 2025, the Federal Circuit reversed the district court’s opinion that claims of a Novartis patent are invalid for lack of adequate written description, but affirmed the district court’s finding that the claims were not proven invalid for lacking enablement

This case examines the application of trademark functionality doctrine in the medical device industry, specifically addressing whether the pink color of ceramic hip components can be protected as a trademark. The case provides important guidance on how courts evaluate functionality claims and the intersection between patent and trademark protection for product features.

In Allergan USA, Inc. v. MSN Laboratories Private Ltd., No. 2024-1061 (Fed. Cir. August 13, 2024), the Federal Circuit reversed the District Court of Delaware’s invalidity determination of certain claims of U.S. Patent No. 7,741,356 (“the ’356 patent”) for obviousness-type double patenting. The Federal Circuit also reversed the district court’s invalidity determination of certain

This case addresses the application of issue preclusion in relation to the validity of three patents. In particular, this case focuses on the implications of decisions made during the dismissal of pending litigations and examines whether these decisions render judgments final, justifying the application of issue preclusion to invalidate concurrently asserted patents.

Inline Plastics Corp. (“Inline”) filed a lawsuit against Lacerta Group, LLC (“Lacerta”), alleging infringement of several patents related to tamper-resistant containers and methods of making such containers using thermoformed plastic. The district court granted Inline summary judgment of infringement on a subset of claims, but the jury found that the remaining asserted claims were not

In the rapidly changing world of innovation and intellectual property protection, understanding the landscape of existing patents is not merely beneficial – it’s a necessity. Patent searches stand as a fundamental step in the intellectual property lifecycle, providing a critical tool for inventors, companies, and legal professionals. This article delves into the significance of conducting