News & Analysis as of

Patent Infringement Pfizer United States Patent and Trademark Office

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

mRNA/LNP Patent Litigation Update (Q1 2025)

As we previously discussed, beginning in 2022, a series of patent infringement lawsuits were filed against Moderna and collaborators Pfizer+BioNTech seeking damages based on their respective sales of the Spikevax® and...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

MarkIt to Market® - December 2021

The December 2021 issue of Sterne Kessler's MarkIt to Market® newsletter discusses new enforcement tools courtesy of the Trademark Modernization Act; Pfizer's acquisition of Arena Pharmaceuticals; the latest developments in...more

Herbert Smith Freehills Kramer

Biosimilar Litigation Trends and Lessons Learned in 2019

It has been nearly 10 years since the U.S. Biosimilars Pathway (the Biologics Price Competition and Innovation Act) was enacted. The first biosimilar product in U.S. history was approved and launched in 2015. Ten biosimilars...more

McDermott Will & Emery

When a Divisional Is Not a Divisional: No Section 121 Safe Harbor for Reissue Patentee Who Retroactively Omitted New Matter - G.D....

Addressing the “safe harbor” provision under 35 U.S.C. § 121, the U.S. Court of Appeals for the Federal Circuit upheld a district court ruling that a reissue patent was invalid for obviousness-type double patenting. G.D....more

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