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On June 2, 2025, Sandoz announced that WYOST® (denosumab-bbdz) and Jubbonti® (denosumab-bbdz) are now available to patients in the United States. ...more
On June 2, 2025, the Patent Trial and Appeal Board (“Board”) issued decisions denying institution of Samsung Bioepis’s IPR2025-00176 and Formycon’s IPR2025-00233 against claims 1–12, 14–17, 19, 20, 22–36, 39–42, 44, 45, and...more
Earlier this month, a Patent Trial and Appeal Board (“PTAB”) panel denied institution of two petitions that were filed separately by Samsung Bioepis (IPR2025-00176) and Formycon (IPR2025-00233) for inter partes review (“IPR”)...more
On April 7, 2025, Samsung Bioepis and Teva announced the launch of Epysqli® (eculizumab-aagh), a provisionally interchangeable biosimilar of Alexion / AstraZeneca’s Soliris® (eculizumab), at a 30% discount to Soliris®’s...more
On November 20, 2024, Samsung Bioepis filed IPR2025-00176 against Regeneron’s U.S. Patent No. 11,084,865 (“the ’865 patent”), challenging as obvious 48 claims (claims 1-12, 14-17, 19-20, 22-36, 39-42, 44-45, and 47-55)...more
On August 30, 2024, Alexion Pharmaceuticals, Inc. and Alexion Pharma International Operations Ltd. (collectively, “Alexion”) and Samsung Bioepis Co. Ltd. (“Samsung Bioepis”) settled their BPCIA dispute related to...more
On August 30, 2024, Alexion and Samsung Bioepis filed voluntary dismissals in all of their pending patent proceedings related to Soliris® (eculizumab) biosimilar Epysqli® (eculizumab-aagh), including Case No. 1:24-cv-00005...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
On June 14, 2024, the PTAB issued a Final Written Decision (FWD) in Samsung Bioepis’s IPR2023-00442 (“the -00442 IPR) determining that the challenged claims of Regeneron’s U.S. Patent No. 10,130,681 (the ’681 patent) that...more
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 January 10, 2024, Regeneron Pharmaceuticals, Inc. (“Regeneron”) filed a Complaint in the U.S. District Court for the Central District of California against Amgen Inc. (“Amgen”) alleging infringement of 32 patents under the...more
Alexion Pharmaceuticals, Inc. and Alexion Pharma International Operations Ltd. (collectively, “Alexion”) filed a complaint on January 3, 2024, against Samsung Bioepis Co. Ltd. (“Samsung”) in the U.S. District Court for the...more
As we have previously reported, in November 2023 Regeneron Pharmaceuticals, Inc. (“Regeneron”) filed complaints against Celltrion, Samsung Bioepis and Formycon (collectively, “the Defendants”) in the U.S. District Court for...more
Regeneron Pharmaceuticals, Inc. (“Regeneron”) filed a Complaint on November 22 against Samsung Bioepis Co., Ltd. (“Bioepis”) in the U.S. District Court for the Northern District of West Virginia, alleging infringement...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
As we previously reported, on June 28, 2020, Genentech, Inc. (“Genentech”) filed a complaint against Samsung Bioepis Co., Ltd. (“Samsung”) in the District of Delaware, alleging infringement of fourteen patents under...more
Last week Pfizer filed a lawsuit in a federal court of Australia against respondents Samsung Bioepis, Merck, Sharp & Dohme, Organon, and Arrow, to halt sales of their biosimilar BRENZYS (etanercept). Pfizer alleges that the...more
The New Jersey district court in the Immunex v. Samsung Bioepis BPCIA litigation entered a Final Judgment and Order of Permanent Injunction on November 3, 2021. As we previously reported, the litigation pertains to ETICOVO...more
On June 28, 2020, Genentech filed a complaint against Samsung Bioepis (Bioepis) in the District of Delaware, alleging infringement of fourteen patents under the BPCIA based on Bioepis’s submission of an aBLA for SB8, a...more
This week, in the Immunex v. Samsung Bioepis BPCIA litigation regarding ETICOVO (etanercept-ykro), Samsung Bioepis’s biosimilar of ENBREL, the New Jersey district court entered a Consent Injunction Order that prohibits...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
Today, AbbVie and Samsung Bioepis announced that they have reached a global resolution of all intellectual property-related litigation relating to Samsung Bioepis’ biosimilar of Humira® (adalimumab), SB5, clearing the way for...more
This morning, the district court in Janssen v. Samsung Bioepis, which concerns Samsung Bioepis’ Renflexis® (infliximab-abda) biosimilar product, entered a pretrial scheduling order. The scheduling order calls for, among other...more
Below is our spring update on the U.S. patent litigations concerning proposed or approved biosimilar products. For additional details, please consult our BPCIA Litigation Summary Chart or our previous quarterly updates...more