Polsinelli Podcasts - FDA Denies Amgen Citizen Petition in Biosimilar Dispute
On July 14, 2025, Fresenius Kabi filed IPR2025-01268 against Regeneron’s U.S. Patent No. 11,084,865 (“the ’865 patent”) and IPR2025-01269 against U.S. Patent No. 10,828,345 (“the ’345 patent”), both relating to EYLEA®...more
On July 24, 2025, the PTO Acting Director Coke Morgan Stewart discretionarily denied Amgen’s IPR2025-00601 and IPR2025-00602 challenging Bristol-Myers Squibb’s (“BMS”) U.S. Patent Nos. 9,856,320 (“the ’320 patent”) and...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
On June 2, 2025, the Patent Trial and Appeal Board (“Board”) issued decisions denying institution of Samsung Bioepis’s IPR2025-00176 and Formycon’s IPR2025-00233 against claims 1–12, 14–17, 19, 20, 22–36, 39–42, 44, 45, and...more
Last November, the U.S. Patent and Trademark Office issued Guidance to the Examiner Corps that was disclosed to the public at the March 19, 2024 Biotechnology, Chemical, and Pharmaceutical Partnership Meeting, on resources to...more
On February 12, 2024, Chugai, Genentech, and Hoffmann-La Roche (Roche) filed a motion to voluntarily dismiss CAFC Appeals 24-1111 and 24-1115, appealing the Final Written Decisions (FWDs) in IPR2022-00578 and IPR2022-00579,...more
The new year has brought a wave of activity for EYLEA® (aflibercept) biosimilars. Following up on our previous report (EYLEA® (aflibercept) and Soliris® (eculizumab) IPR and BPCIA Litigation Updates, December 31, 2023), in...more
As we settle into 2024, we reflect on the significant legal developments of 2023 that hold potential impact on the biologics and biosimilars market. The following is a recap of some of the top five legal decisions and...more
In the last month, there has been a flurry of activity at the PTAB related to challenges from biosimilar manufacturers related to ustekinumab, aflibercept, and eculizumab patents....more
We are excited to announce Venable’s inaugural Life Sciences Webinar Series. This month-long series will explore the intricacies and latest developments that shape the life sciences industry. Join us as we hear from our...more
On August 18, Samsung Bioepis Co., Ltd. (“Samsung Bioepis”), filed a petition for Inter Partes Review, IPR2023-01312, challenging the validity of claims 1-18 of U.S. Patent No. 10,464,992, assigned to Regeneron...more
We previously reported on the opening post-trial briefs in Regeneron’s BPCIA case against Mylan and Biocon (who was added as a defendant after the original defendant, Mylan, transferred its rights to the aflibercept...more
Biologics have become the fastest-growing class of therapeutic compounds. They have provided innovative treatment alternatives for people who suffer from some of the most serious medical conditions known to man. The...more
2022 heralded the next chapter for biosimilars in the United States, including U.S. Food and Drug Administration approval of biosimilars in new therapeutic areas, additional interchangeable designations, and litigation...more
Welcome to our quarterly update relating to biologics and biosimilars, including post-grant and patent litigation challenges to blockbuster biologics. Since the enactment of the Biologics Price Competition and Innovation...more
On November 9, 2022, the PTAB issued final written decisions in IPR2021-00880 and IPR2021-00881, filed by Mylan on two Regeneron patents related to aflibercept—U.S. Patent Nos. 9,254,338 and 9,669,069. The PTAB ruled in...more
This June, join the “who’s who” of the biosimilars and innovator biologics industries as they gather in Boston for ACI’s 13th Annual Summit on Biosimilars & Innovator Biologics....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
2021 saw several important milestones in the biosimilars space, including the much anticipated first interchangeable designations by FDA and the approval of the first ophthalmology biosimilar. The biosimilar market also...more
Last week, the PTAB instituted inter partes review of two Chugai patents directed to methods of treating rheumatoid arthritis with a combination of tocilizumab and methotrexate. Fresenius filed petitions for inter partes...more
After reflecting upon the events of the past twelve months, Patent Docs presents its 15th annual list of top patent stories. For 2021, we identified nine stories that were covered on Patent Docs last year that we believe had...more
The Patent Trial and Appeal Board (“PTAB”) regularly tracks statistics regarding administrative trials conducted under the processes created by the America Invents Act (“AIA”), which provide insight into recent trends...more
The Biological Product Patent Transparency Act (“BPPT”) – tucked into Congress’s omnibus spending bill (“Consolidated Appropriations Act,” H.R. 133, Pub. L. No. 116-260) signed into law on December 27, 2020 – is the...more
Earlier this year, two new laws were enacted that impact patent listings in the Orange Book (drugs) and Purple Book (biologics). The Orange Book Transparency Act primarily codifies current FDA practices, but adds a new...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