In the last month, there has been a flurry of activity at the PTAB related to challenges from biosimilar manufacturers related to ustekinumab, aflibercept, and eculizumab patents. 1. STELARA® (ustekinumab) Four months after Janssen Biotech, Inc. settled to terminate Samsung Bioepis Co., Ltd.’s inter partes review (IPR) challenge of U.S….
Samsung Bioepis recently reported that it has signed a settlement and license agreement with Johnson & Johnson (“J&J”) in the United States relating to SB17, Samsung Bioepis’s ustekinumab biosimilar to J&J’s STELARA®. If SB17 is approved by the FDA, the license period in the United States will begin on February…
Celltrion Submits Denosumab BLA to FDA: On November 30, 2023, it was reported that Celltrion had completed submission of its application to the FDA for CT-P41, its denosumab biosimilar of Amgen’s PROLIA and XGEVA. According to the report, once CT-P41 is approved in the U.S., “it is expected to secure…
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 of 37 patents under the BPCIA based on Bioepis’s submission of an aBLA for SB15, a proposed biosimilar of EYLEA…
Regeneron filed a Complaint on November 8 against Celltrion in the U.S. District Court for the Northern District of West Virginia, alleging infringement of thirty-eight patents under the BPCIA based on Celltrion’s submission of an aBLA for CT-P42, a proposed biosimilar of EYLEA (aflibercept), and Celltrion’s provision of Notice of…
On October 23, 2023, Celltrion announced FDA approval for ZYMFENTRA (infliximab-dyyb), a subcutaneous formulation for maintenance therapy for patients with moderately to severely active ulcerative colitis and Crohn’s disease. Infliximab is a TNF blocking agent that was first approved by the FDA as an intravenous formulation for the treatment of…
On October 5, Celltrion Healthcare Co. announced that it has signed a contract with Ventegra, a major U.S. Medical Benefits Manager (MBM) “who administers pharmacy benefits through its Pharmacy Services Administration (PSA) model that has been effectively displacing traditional PBM’s.” According to the press release, YUFLYMA (adalimumab-aaty) will be a…
FDA grants interchangeable designation to Pfizer’s adalimumab biosimilar – On October 5, 2023, Pfizer Inc. announced that the U.S. Food and Drug Administration (FDA) has designated ABRILADA (adalimumab-afzb) as an interchangeable biosimilar to HUMIRA (adalimumab). ABRILADA was originally approved by the FDA in November 2019. The new interchangeable designation was…
On August 29, 2023, the PTAB issued final written decisions in IPR2022-00578 and IPR2022-00579, filed by Celltrion on two patents related to tocilizumab — U.S. Patent Nos. 8,580,264 and 10,874,677, owned by Chugai Seiyaku Kabushiki Kaisa, Genentech, Inc, and Hoffmann La Roche, Inc. The ’264 patent claims are directed to…
It has been reported that Celltrion has finalized a settlement with Johnson & Johnson (“J&J”) in the United States relating to CT-P43, Celltrion’s ustekinumab biosimilar to J&J’s STELARA®, which would permit Celltrion to launch the product in the U.S. market on March 7, 2025, if approved by FDA. This settlement…