As the era of biologics and biosimilar litigations heats up in the United States, Europe’s Unified Patent Court (UPC) is also taking center stage with the first two biosimilar disputes filed in March and April....more
On May 18, 2023, the Supreme Court in Amgen Inc. v. Sanofi unanimously affirmed the Federal Circuit’s holding that U.S. Patent Nos. 8,829,165 and 8,859,741 did not enable certain functional genus claims describing a class of...more
Today, Genentech and Amgen jointly filed stipulations in the U.S. District Court for the District of Delaware dismissing their BPCIA litigations concerning Amgen’s biosimilars of Genentech’s HERCEPTIN (trastuzumab) and...more
We have previously reported on the BPCIA Genentech v. Amgen cases relating to trastuzumab and bevacizumab. This week, Judge Connolly construed the term “following fermentation” as it relates to U.S. Patent No. 8,574,869 (“the...more
Following the oral argument two days ago, the U.S. Court of Appeals for the Federal Circuit today affirmed the lower court’s denial of Genentech’s motion for a preliminary injunction to enjoin sales of Amgen’s KANJINTI...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
Below we provide an update on some recent developments from several biosimilar-related cases on appeal before the Federal Circuit. Genentech v. Immunex Rhode Island, Fed. Cir. Case No. 19-2155 – briefing complete in...more
As we start the new year, we look back at the top U.S. biosimilar market developments of 2019. Here are some of our highlights, in no particular order...more
Following last month’s dismissal of the Amgen v. Kashiv filgrastim biosimilar litigation, yesterday Amgen and Tanvex filed a joint stipulation of dismissal in their BPCIA litigation concerning Tanvex’s filgrastim biosimilar...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
As we reported on Friday, Genentech has informed the District of Delaware that it will not file an amended complaint in its declaratory judgment action against Amgen regarding Amgen’s application to market a biosimilar of...more
Yesterday, Mylan filed two petitions for inter partes review of Genentech’s U.S. Patent No. 6,407,213. According the petitions, the patent is directed to humanized antibodies, and Mylan expects that Genentech will rely on...more
On 7 July 2016, the Court of Justice of the European Union (CJEU) ruled that, provided that a licensee is free to terminate a licence agreement on reasonable notice, it can be obliged to pay royalties even after the patent...more
Merck Sharp & Dohme Corp. has challenged Genentech’s U.S. Patent No. 7,923,221 (Cabilly III) with a complaint for declaratory judgment in the Central District of California. The patent relates to methods to produce antibody...more
In July of 2015, Sanofi filed petition for an inter partes review (IPR2015-01624) for 15 claims of U.S. Pat. No. 6,331,415 (“Cabilly II”). In the antibody field, the Cabilly family of patents is well known and is believed to...more