Polsinelli Podcasts - FDA Denies Amgen Citizen Petition in Biosimilar Dispute
On February 28, 2025, Amgen filed three IPRs against Bristol-Myers Squibb’s patents covering methods of treatment using a combination of Opdivo® (nivolumab), an anti-PD-1 antibody, and Yervoy® (ipilimumab), an anti-CTLA-4...more
On April 14, 2022, the U.S. Court of Appeals for the Federal Circuit reversed the PTAB’s determination in IPR2016-01542 that claims of Amgen’s U.S. Patent No. 8,952,138 are obvious. The ’138 patent claims are directed to...more
Introduction - The biosimilar pathway was designed to increase competition for biologics and reduce healthcare costs. Yet 2020 saw a slowdown in biosimilar activity with the lowest number of annual biosimilar approvals since...more
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
A weekly summary of the precedential patent-related opinions issued by the Court of Appeals for the Federal Circuit and the opinions designated precedential or informative by the Patent Trial and Appeal Board....more
Here are our picks of some legal developments to keep an eye out for in the new year: 1. Etanercept biosimilar trial decision – This past September, in the Immunex v. Sandoz BPCIA patent litigation concerning Sandoz’s...more
Last week, the Patent Trial and Appeal Board (“Board”) denied institution of four IPR petitions on biologics-related patents. First, the Board denied institution of IPR2017-01987 and IPR2017-01988, both filed by Sandoz Inc. ...more
2017 was an eventful year for biosimilars in the U.S. As the number of biosimilar filings increased, important legal and regulatory decisions changed the strategic landscape of the biosimilars market for both innovators and...more
Bevacizumab (Avastin®) is the subject of the widely watched “patent dance” dispute between Genentech and Amgen regarding Amgen’s proposed biosimilar. Hospira, however, (now owned by Pfizer) has chosen a different path in...more
AbbVie Inc.’s Humira® (adalimumab) was the top selling drug in 2015. Unsurprisingly, it is the focus of biosimilar applicants and patent challengers aiming to get into the market. We provide this update on three events...more
Amgen’s Enbrel (etanercept), a blockbuster biologic treatment for a number of autoimmune diseases, including rheumatoid arthritis and psoriasis, has been an attractive target for biosimilar makers. Sandoz, the maker of...more
Although Sandoz’ application for FDA approval to market a biosimilar version of ENBREL® (etanercept) has yet to be approved, Amgen has brought suit under the Patent Act and Biologics Price Competition and Innovation Act...more
The USPTO Patent Trial and Appeal Board (PTAB) denied institution of two Inter Partes Review challenges brought by Amgen, Inc. against two Humira patents covering stable formulations of anti-human Tumor Necrosis Factor alpha...more