Polsinelli Podcasts - FDA Denies Amgen Citizen Petition in Biosimilar Dispute
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 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
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
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
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
We previously reported on Janssen’s complaint alleging that Amgen’s filing of an aBLA for ustekinumab, a biosimilar of STELARA, infringes Amgen patents, and about Janssen seeking a preliminary injunction to block Amgen from...more
In a unanimous opinion announced on Thursday, May 18, 2023, the Supreme Court affirmed a Federal Circuit opinion invalidating claims in two patents owned by drugmaker Amgen for failing to properly enable claims directed to...more
On May 1, 2023, Amgen filed a BPCIA complaint in the District of New Jersey against Sandoz related to Sandoz’s denosumab biosimilar of Amgen’s PROLIA® and XGEVA®. This is Amgen’s first BPCIA case filed with respect to a...more
The Supreme Court heard arguments this week in Amgen v. Sanofi, the closely-watched case involving the enablement standard for patent claims, particularly as applied to functionally-defined genus claims. The question raised...more
On Monday, March 27, 2023, at 10:00 a.m. EDT, the Supreme Court of the United States will hear oral arguments in Amgen Inc. v. Sanofi, No. 21-757. William H. Milliken, a director in Sterne Kessler’s Trial & Appellate Practice...more
On November 4, 2022, the Supreme Court granted certiorari in Amgen v. Sanofi, No. 21-757, agreeing to review, “whether enablement is governed by the statutory requirement that the specification teach those skilled in the art...more
High Court Will Tackle Proper Enablement Standard - Constituting something of a surprise, the Supreme Court on Friday, November 3rd granted Amgen's petition for certiorari on the second of the Questions Presented in its...more
The U.S. Court of Appeals for the Federal Circuit issued two significant decisions last year that affect the protection of biotechnology through the use of functional genus claims — Amgen Inc. v. Sanofi and Juno Therapeutics...more
At the end of last month, Judge Connolly denied defendants Hospira and Pfizer’s motion to dismiss following a telephone conference with the parties. We previously reported back in February 2020 that Amgen sued Pfizer and its...more
On February 11, 2021, in a unanimous decision, the Federal Circuit affirmed the district court’s holding that Amgen Inc., Amgen Manufacturing, Ltd., and Amgen USA, Inc.’s (collectively, “Amgen’s”) antibody composition claims...more
Introduction - The biosimilar pathway was designed to increase competition for biologics and reduce healthcare costs. Yet 2020 saw a slowdown in biosimilar activity with the lowest number of annual biosimilar approvals since...more
Mark your calendars – on December 9th, the Federal Circuit is slated to hear oral arguments as to whether two Amgen patents claiming a genus of antibodies meet the enablement requirement of 35 U.S.C. § 112. The court’s...more
Amgen Inc. and Alexion Pharmaceuticals Inc. settled three Inter Partes Review (IPR) proceedings concerning patents covering Alexion’s blockbuster humanized monoclonal antibody drug Soliris®, with Amgen obtaining a...more
Case Name: Amgen Inc. v. Amneal Pharms. LLC, 2018-2414, 2019-1086, 2020 U.S. App. LEXIS (Fed. Cir. Jan. 7, 2020) (Circuit Judges Newman, Lourie, and Taranto presiding; Opinion by Lourie, J.) (Appeal from D. Del., Goldberg,...more
We have previously reported on the Amgen v. Sanofi Praulent® litigation, which has been ongoing since late 2014. After the parties stipulated to infringement, a jury in the District of Delaware found in favor of Amgen and the...more
About Life Sciences Court Report: We will periodically report on recently filed biotech and pharma litigation. Allergan USA, Inc. v. Prollenium US Inc. 1-20-cv-00104; filed January 23, 2020 in the District Court of Delaware...more
The Federal Circuit’s recent decision in Amgen Inc. v. Amneal Pharms. LLC, 945 F.3d 1368 (Fed. Cir. 2020) provides guidance on construing claims that recite Markush groups, particularly in combination with the open and closed...more