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Navigating Intellectual Property Challenges in the Renewable Energy Sector - Energy Law Insights
Patent Considerations in View of the Nearshoring Trends to the Americas
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New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
3 Key Takeaways | What Corporate Counsel Need to Know About Patent Damages
5 Key Takeaways | Rolling with the Legal Punches: Resetting Patent Strategy to Address Changes in the Law
Meet Meaghan Luster: Patent Litigation Associate at Wolf Greenfield
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PODCAST: Williams Mullen's Trending Now: An IP Podcast - Artificial Intelligence Patents & Emerging Regulatory Laws
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After the Federal Circuit vacated and remanded the district court’s non-obviousness determination, the district court again found that Teva failed to show, by clear and convincing evidence, that the claims of Janssen’s patent...more
Nature of the Case and Issue(s) Presented: UTC’s ’782 patent claims a method for treating pulmonary hypertension (“PH”). PH manifests in different varieties, including pulmonary arterial hypertension (“PAH”) and pulmonary...more
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
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
In a decision that underscores the primacy of prosecution history to determine claim scope, the US Court of Appeals for the Federal Circuit reversed the Patent Trial & Appeal Board’s interpretation of the transitional phrase...more
EYE THERAPIES, LLC v. SLAYBACK PHARMA LLC - Before Taranto, Stoll and Scarsi (sitting by designation). The patent’s prosecution history required a restrictive interpretation of the term “consisting essentially of.”...more
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
On June 9, 2025, the Patent Trial and Appeal Board (“Board”) issued a Final Written Decision (“FWD”) in Merck’s IPR2024-00240 against The Johns Hopkins University’s (“JHU”) U.S. Patent No. 11,591,393 (“the ’393 patent”),...more
On June 26, 2025, Sarepta Therapeutics filed IPR2025-01194, challenging as obvious claims 3-6 of Genzyme’s U.S. Patent No. 9,051,542 (“the ’542 patent), and IPR2025-01195 challenging claims 1-4, 6-7 and 11 of U.S. Patent No....more
As has been noted recently (Agilent Technologies, Inc. v. Synthego Corp.), fact-based decisions from the U.S. Patent and Trademark Office (typically from the Patent Trial and Appeal Board) are reviewed under the substantial...more
Etanercept Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
Precedential and Key Federal Circuit Opinions - ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. [OPINION] (2023-2357, 06/04/2025) (Taranto, Chen, Hughes) - Taranto, J. The Court affirmed the district court’s claim...more
Restem filed a petition for inter partes review of U.S. Patent No. 9,803,176, directed to stem cells obtained from umbilical cord tissue and isolated through a two-step process to create a specific cell marker expression...more
In Janssen Pharmaceuticals, Inc. v. Mylan Laboratories., the United States Court of Appeals for the Federal Circuit affirmed a district court ruling that a pharmaceutical dosing claim limitation was nonobvious despite prior...more
United Therapeutics Corp. (UTC) and Liquidia Technologies Inc. have been battling for close to a decade over their respective inhaled formulations of treprostinil (UTC's Tyvaso®, Liquidia's Yutrepia™) for treatment of...more
On May 22, 2025, the CAFC affirmed the PTAB’s (Board) Final Written Decisions in Pfizer’s IPR2021-00925 and IPR2021-00926 finding all challenged claims of uniQure’s U.S. Patent No. 9,982,248 (“the ’248 patent”) unpatentable...more
Tocilizumab Challenged Claim Types in IPRs: Claims are counted in each IPR, so claims from the same patent challenged in multiple IPRs are counted more than once. Within each IPR, claims are counted only once, whether they...more
The answer to this inquiry is “yes” — but maybe “no.” Will confidentiality agreements shield any prior art concerns? Once again, maybe “yes” — but maybe “no.” Indeed, do clinical trials constitute an experimental use that...more
On March 28, 2025, the United States Court of Appeals for the Federal Circuit issued an opinion affirming the United States District Court for the District of New Jersey decision that Mylan Laboratories Ltd. (“Mylan”) induced...more
Invega Trinza® (paliperidone palmitate) - Case Name: Janssen Pharms., Inc. v. Mylan Labs. Ltd., No. 2023-2042, 2025 WL 946390 (Fed. Cir. Mar. 28, 2025) (Circuit Judges Dyk, Prost, and District Judge Goldberg presiding;...more
The United States Court of Appeals for the Federal Circuit recently affirmed a district court ruling that a pharmaceutical dosing claim limitation was unpatentable due to obviousness-type double patenting. The court found...more
IMMUNOGEN, INC. v. STEWART - Before Lourie, Dyk, and Prost. Appeal from the United States District Court for the Eastern District of Virginia. A solution to a problem can be obvious even when the problem itself was unknown in...more
The US Court of Appeals for the Federal Circuit affirmed a district court decision rejecting claims of a patent application directed to a dosing regimen for a cancer treatment, finding the claims to be obvious where the...more
Completing a recent jurisprudential "hat trick,"* the Federal Circuit affirmed a District Court grant of a preliminary injunction against a biosimilar applicant for Regeneron's EYLEA biologic drug in Regeneron...more