Polsinelli Podcasts - FDA Denies Amgen Citizen Petition in Biosimilar Dispute
To date, 2024 has not yet seen the type of mega-merger (Pfizer/Seagen) or level of agency enforcement (Sanofi/Maze or Amgen/Horizon) as 2023. But two notable investigations — one still active — show the Federal Trade...more
On August 12, 2024, Amgen filed Case No. 1:24-cv-08417 (D.N.J.) against Samsung Bioepis, alleging SB16 (denosumab), its proposed Prolia® / Xgeva® (denosumab) biosimilar, would infringe 34 of Amgen’s patents....more
On August 12, 2024, Amgen filed a BPCIA complaint in the District Court for the District of New Jersey against Samsung Bioepis and Samsung Biologics related to Samsung Bioepis’s proposed biosimilar of Amgen’s PROLIA and...more
There now is increased interest about the written description and enablement requirements for patent applications claiming antibodies. This may stem from the recent U.S. Supreme Court decision in Amgen v. Sanofi, finding lack...more
On May 28, Amgen filed a BPCIA complaint in the District Court for the District of New Jersey against Celltrion related to its denosumab biosimilar of Amgen’s PROLIA and XGEVA. This is the second BPCIA litigation regarding...more
On May 28, 2024, Amgen filed a BPCIA litigation, Case No. 1:24-cv-06497 (D.N.J.), against Celltrion’s proposed Prolia® / Xgeva® (denosumab) biosimilar CT-P41 alleging infringement of 29 of Amgen’s patents, including one...more
In Amgen Inc. v. Sanofi, the Supreme Court unanimously held that “[i]f a patent claims an entire class of processes, machines, manufactures, or compositions of matter, the patent specification must enable a person skilled in...more
Amgen and Sandoz reached a settlement in Case No. 1:23-cv-02406 (D.N.J.) on April 29 just hours before a New Jersey District Court Judge (Christine O’Hearn) was scheduled to announce her ruling on Amgen’s preliminary...more
As we previously reported, the Judicial Panel on Multidistrict Litigation recently granted Regeneron Pharmaceutical’s (“Regeneron”) motion to establish a multi-district litigation (“MDL”) for its aflibercept BPCIA litigation....more
Eight months ago, the U.S. Supreme Court interpreted the enablement requirement in the May 18, 2023, Amgen Inc. v. Sanofi decision.[1] Although the court did not change the law, affirming the U.S. Court of Appeals for the...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 Act...more
Case Name: Amgen Inc. v. Sandoz Inc., Nos. 2022-1147, 2022-1149, 2022-1150, 2022-1151, 2023 WL 2994166 (Fed. Cir. Apr. 19, 2023) (Circuit Judges Lourie, Cunningham, and Stark presiding; Opinion by Lourie, J.) (Appeal from...more
The decision concerns the time of filing and admissibility of a revocation action at the Central Division when a parallel infringement action is filed at a local division (Art. 33(4) UPCA). Art 33(4) UPCA states that...more
On August 7, 2023, Formycon AG and Fresenius Kabi announced that they have reached a settlement with Johnson & Johnson (“J&J”) in the United States relating to FYB202, a proposed ustekinumab biosimilar to STELARA®, marketed...more
The U.S. Supreme Court recently struck down broad patent claims covering a “genus” of antibodies, reaffirming in a 9-0 decision that a patent must “enable” the full scope of its claims (Amgen Inc. v. Sanofi). Amgen, Inc.,...more
This month, the Supreme Court issued its opinion in Amgen Inc. v. Sanofi, the closely watched case involving the enablement standard for patent claims, particularly as applied to functionally defined genus claims. Genus...more
In May, the Supreme Court of the United States handed down its decision in Amgen Inc. v. Sanofi, which addressed the statutory enablement requirement for patents. The decision is consistent with ongoing efforts to strike a...more
What do telegraphic communications, incandescent lamps, wood veneering glues, and antibodies have in common? Nothing. That is of course, until May 18, 2023, when the Supreme Court ruled that Amgen’s antibody claims, like...more
A week ago Thursday, the Supreme Court issued its decision in the Amgen v. Sanofi case, affirming the judgment of the Court of Appeals for the Federal Circuit, that the claims of the two patents Amgen asserted against Sanofi...more
On May 18, 2023, the U.S. Supreme Court handed down a unanimous decision in the much-anticipated Amgen Inc. v. Sanofi case. See 598 U.S. ___, No. 21-757, 2023 WL 3511533 (May 18, 2023). In so doing, the Court maintained the...more
On May 19, 2023, the Supreme Court in Amgen v. Sanofi, No. 21-757, unanimously held that the claims of two Amgen patents, both directed to a genus of potentially millions of antibodies, are invalid because the patents failed...more
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...more
Amgen Inc. et al. v. Sanofi et al., No. 22-157 (U.S. 2023) - The U.S. Supreme Court, in a unanimous decision, has affirmed the Federal Circuit’s decision invalidating Amgen’s patent claims covering a genus of antibodies...more
On Tuesday, May 23, 2023, Janssen and Amgen settled their case regarding Amgen’s proposed biosimilar to Stelara in Delaware district court. Stelara, also known as ustekinumab, is an anti-IL-12/IL-23 antibody drug used to...more
The case of Amgen Inc. v. Sanofi, U.S., No. 21-757 dealt with patent law’s “enablement” requirement. Essentially, the Court affirmed 150 years of precedent requiring the invention to be described “‘in such full, clear,...more