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Puma and the Pitfalls of the “Narrow” Exclusive License

8 Puma Biotechnology is the latest victim of standing requirements in patent cases that continue to wreak havoc on plaintiffs’ ability to recover a full measure of damages. In Puma Biotechnology, Inc. v. AstraZeneca...more

The Federal Circuit Spins a Yarn

The Federal Circuit's decision on claim construction, Barrday, Inc. v. Lincoln Fabrics, Inc., 2023-1903, 2023 WL 7871688 (Fed. Cir. Nov. 16, 2023), takes a dizzy dive into the age-old question of when a claim should be...more

Failing the Litmus Test? Weighing the Extrinsic Evidence in Construing "a pH of 13 or higher"

The Federal Circuit's claim construction gospel set forth in Phillips has been entrenched in the minds of patent litigators for nearly 20 years.1 The intrinsic evidence - the claims, specification, and prosecution history -...more

Axinn IP Update: Federal Circuit Applies Lead Compound Analysis and Confirms Obviousness of Deuterated Derivatives of Ruxolitinib

On August 22, 2023, the Federal Circuit affirmed an IPR Final Written Decision holding claims to deuterated derivatives of ruxolitinib unpatentable as obvious and rejected the patentee’s argument that a skilled artisan would...more

Axinn IP Update: District of Delaware Magistrate Judge Recommends Dismissal of Claims of Induced Infringement in Skinny Label Case

In the first decision to issue following the Supreme Court’s denial of certiorari in Teva Pharms. USA, Inc. v. GlaxoSmithKline, LLC, 22-37, Magistrate Judge Sherry R. Fallon of the United States District Court for the...more

Axinn IP Update: Supreme Court Denies Cert. in Skinny Label Case, but the Impacts from GSK v. Teva Continue

Yesterday, the Supreme Court denied certiorari in Teva Pharms. USA, Inc. v. GlaxoSmithKline, LLC, 22-37, locking in the Federal Circuit’s second panel decision (hereafter “GSK v. Teva”), which held that Teva’s attempted...more

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