As we have previously reported, Regeneron’s BPCIA case against Mylan regarding Mylan’s proposed aflibercept biosimilar is proceeding in the U.S. District Court for the Northern District of West Virginia, with a two-week trial scheduled to begin on June 12, 2023. On May 23, 2023, Amgen filed a motion to intervene in…
We previously reported on Janssen’s complaint alleging that Amgen’s filing of an aBLA for ustekinumab, a biosimilar of STELARA, infringes Janssen patents, and about Janssen seeking a preliminary injunction to block Amgen from the commercial manufacturing, sale, and offer for sale of its ustekinumab product. Briefing for the PI motion was…
On April 25, 2023, Bristol-Myers Squibb (“BMS”) filed a complaint in the District of Delaware against AstraZeneca related to AstraZeneca’s anti-PD-L1 antibody product, IMFINZI (durvalumab), alleging willful infringement of U.S. Patent No. 9,402,899 (“the ’899 patent”). BMS alleges that the ’899 patent covers “Nobel Prize winning methods of treating cancer”…
As we have previously reported, Regeneron’s BPCIA case against Mylan regarding Mylan’s proposed aflibercept biosimilar is proceeding on an expedited schedule, with a two-week trial scheduled to begin on June 12, 2023. On April 19, the Court issued a claim construction order construing seven terms from the claims of the four…
FDA’s Purple Book provides a searchable database of licensed biological products and includes the patent information provided to biosimilar applicants during the BPCIA patent dance. Pursuant to a law enacted in late 2020, a reference product sponsor must provide patent information to FDA for listing in the Purple Book once…
As we previously reported, Regeneron’s BPCIA case against Mylan regarding Mylan’s proposed aflibercept biosimilar is proceeding on an expedited schedule, with a two-week trial scheduled to begin on June 12, 2023, less than a year from Regeneron’s filing of its complaint in August 2022. The Court’s scheduling order, issued in October…
On November 29, 2022, Janssen filed a BPCIA complaint in the District of Delaware against Amgen related to Amgen’s ustekinumb biosimilar ABP 654 of Janssen’s STELARA. This is Janssen’s first BPCIA case filed with respect to an ustekinumab biosimilar. Janssen alleges that its “scientists and clinicians spent decades developing STELARA…
Mylan Pharmaceuticals Inc. recently filed an IPR petition, PTAB-IPR2023-00099, seeking cancellation of claims 1-3 of U.S. Patent No. 10,857,205, assigned to Regeneron Pharmaceuticals, Inc. According to the petition, the claims “are drawn to monthly dosing [of aflibercept] to treat an angiogenic eye disorder.” The Petition sets forth three anticipation grounds and…
Biogen seeks a preliminary injunction in its BPCIA case against Sandoz related to Sandoz’s proposed biosimilar of TYSABRI (natalizumab). On October 20, 2022, the Court issued a sealed order on the parties’ joint stipulation and proposed schedule for a preliminary injunction motion. A redacted version of the parties’ proposed schedule…
We previously reported on Regeneron’s antitrust suit against Amgen in the U.S. District Court for the District of Delaware. Amgen recently filed a motion to dismiss Regeneron’s Complaint and a motion to stay the case. The case concerns Regeneron’s allegation that Amgen has violated antitrust law by engaging “in a…