On October 24, 2014, Amgen initiated the first litigation under the Biologics Price Competition and Innovation Act (“BPCIA”), asserting infringement of two patents. Over the last two calendar years, Amgen, Biogen, Genentech,...more
As we previously reported, Biogen sued Sandoz and Polpharma (“Defendants”) in a BPCIA litigation related to Defendants’ natalizumab biosimilar. On October 19, 2022, Biogen filed a Motion for Preliminary Injunction and Motion...more
In October 2022, we reported that Biogen was seeking a preliminary injunction in its BPCIA case brought in the District of Delaware against Sandoz relating to Sandoz’s proposed multiple sclerosis biosimilar of TYSABRI...more
On February 11, 2020, in the Biogen v. Amgen BPCIA litigation regarding MVASI (bevacizumab-awwb), Amgen’s biosimilar of AVASTIN, Judge Colm Connolly of the Delaware District Court denied most of Genentech’s motion to dismiss...more
On December 6, 2019, the Federal Circuit will hear oral argument in a rituximab-related appeal by Biogen. The appeal stems from a final written decision of the Patent Trial and Appeal Board (PTAB) in an inter partes review...more
Below are recent updates in biosimilar-related IPR proceedings: GENERAL BIOLOGICS PATENTS - On December 1, 2017, the Board granted institution of four IPRs on Celltrion’s petitions (IPR2017-01373 and IPR2017-01374) and...more