Earlier this month, a Patent Trial and Appeal Board (“PTAB”) panel denied institution of two petitions that were filed separately by Samsung Bioepis (IPR2025-00176) and Formycon (IPR2025-00233) for inter partes review (“IPR”)...more
On April 15, 2025, Biocon announced it reached a settlement agreement with Regeneron, dismissing CAFC Appeal No. 24-2002 and Case No. 1:22-cv-00061 (N.D.W. Va.) / MDL 1:24-md-03103 (N.D.W. Va.) and allowing the...more
On January 15, 2025, Celltrion filed IPR2025-00456 against Regeneron’s U.S. Patent No. 11,084,865 (“the ’865 patent”), challenging claims 1-17, 19-42, 44-50 as anticipated and claims 1-50 as obvious....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
On October 26, 2021, the Patent Trial and Appeal Board (PTAB) granted Regeneron’s petition to institute an inter partes review (IPR) of Novartis’s patent U.S. Pat. No. 9,220,631 (“the ’631 patent”), which covers a pre-filled...more
On April 5, Immunex (a wholly-owned subsidiary of Amgen) filed a complaint against Sanofi and Regeneron related to Sanofi and Regeneron’s Dupixent® (dupilumab) product, which received FDA approval last week. Immunex’s...more