Polsinelli Podcasts - FDA Denies Amgen Citizen Petition in Biosimilar Dispute
Pegfilgrastim Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...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
On January 24, 2025, Amgen announced it had reached a settlement with Celltrion in Case No. 1:24-cv-06497 (D.N.J.) related to Celltrion’s proposed biosimilar of Prolia® / Xgeva® (denosumab), CT-P41....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
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
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
Summary - In Amgen v. Sanofi, the Supreme Court unanimously affirmed the District of Delaware and Federal Circuit findings that Amgen’s functionally defined patent claims to a class of therapeutic antibodies are invalid as...more
Amgen Inc. et al. v. Sanofi et al, No. 21-757 (S. Ct. May 18, 2023) The Supreme Court issued a long-awaited decision today concerning the enablement requirement found in Section 112 of the Patent Act. Specifically, the...more
The questions from the high court during oral argument at the end of March 2023 were fairly telling of the 9-0 ruling that came down yesterday in Amgen, Inc. v. Sanofi (No. 21-757). In fact, it did not come as much of a...more
U.S. Supreme Court Will Decide This Year - In this year’s foray into patent law, the Supreme Court will decide whether Amgen’s patent that claims antibodies by functional antigen binding and does not disclose the full...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
PATENT CASE OF THE WEEK - Amgen Inc. v. Amneal Pharmaceuticals LLC, et al., Appeal Nos. 2018-2414, et al. (Fed. Cir. Jan. 7, 2020) - In this appeal from Markman and summary judgment opinions by the district court in a...more
It has been nearly 10 years since the U.S. Biosimilars Pathway (the Biologics Price Competition and Innovation Act) was enacted. The first biosimilar product in U.S. history was approved and launched in 2015. Ten biosimilars...more
THE COURT DENIED DEFENDANT’S MOTION TO ENFORCE ITS SETTLEMENT AGREEMENT WITH PLAINTIFF AFTER THE AT-RISK LAUNCH AND SUBSEQUENT SETTLEMENT OF ANOTHER DEFENDANT. Case Name: Amgen Inc. v. Amneal Pharms. LLC, No. 16-853-MSG...more
The Court Denied Defendant’s Motion To Enforce Its Settlement Agreement With Plaintiff After The At-risk Launch And Subsequent Settlement Of Another Defendant. ...more
Case Name: Cipla Ltd. v. Amgen Inc., No. 19-44-LPS, 2019 U.S. Dist. LEXIS 74970 (D. Del. May 2, 2019) (Stark, J.) - Drug Product and Patent(s)-in-Suit: Sensipar® (cinacalcet HCl); U.S. Patent No. 9,375,405 (“the ’405...more
Case Name: Amgen Inc. v. Amneal Pharms. LLC, Civ. No. 16-0853 (MSG), 2018 U.S. Dist. LEXIS 125631 (D. Del. July 27, 2018) (Goldberg, J.)....more
Last month, Amgen sued Adello Biologics, a US-based biosimilar maker, for patent infringement under the Biologics Price Competition and Innovation Act of 2009 (BPCIA) in connection with Adello’s proposed biosimilar of Amgen’s...more
Last month, the USPTO issued a memorandum to its patent examining corps clarifying its guidance concerning the written description requirement for claims drawn to antibodies. In the memorandum, the USPTO adopts the Federal...more
Case Name: Amgen Inc. v. Alkem Labs. Ltd., Civ. No. 17-cv-815-GMS, -817-GMS, 2017 U.S. Dist. LEXIS 208124 (D. Del. Dec. 19, 2017) (Sleet, J.). Drug Product and Patent(s)-in-Suit: Sensipar® (cinacalcet HCl); U.S. Patent...more
On June 12, 2017, in a unanimous decision authored by Justice Thomas in Amgen Inc. v. Sandoz Inc., the United States Supreme Court considered the complex statutory scheme that attempts to expedite resolution of patent...more
Federal Court of Appeal opines on the framework for analyzing obviousness-type double-patenting - On November 4, 2016, the Federal Court of Appeal dismissed Apotex’s appeal in Apotex Inc v Eli Lilly Canada Inc, 2016 FCA...more