Search Results for: "genentech v amgen trastuzumab"

Briefing completed in trastuzumab IPR appeals

On October 15, 2019, Genentech filed reply briefs in support of its Federal Circuit appeals from the PTAB’s final written decisions of unpatentability of the challenged claims of U.S. Patent Nos. 7,846,441 and 7,892,549, which are directed to methods of treating HER2+ cancer with trastuzumab (Cases Nos. 19-1263, 19-1265, 19-1267…

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Trastuzumab Appeals Update

Last week, several briefs were filed in Federal Circuit appeals relating to trastuzumab biosimilars: Trastuzumab IPR Appeals On September 3, 2019, the USPTO submitted responsive appellate briefs in Federal Circuit appeals from IPR final written decisions regarding two patents related to methods of treating HER2+ cancer with trastuzumab (Cases Nos….

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Federal Circuit Declines to Block Sales of Amgen’s KANJINTI (trastuzumab-anns) Before Resolving Genentech’s Appeal

As we previously reported, Genentech has appealed the Delaware district court’s denial of its preliminary injunction motion that sought to bar sales of Amgen’s KANJINTI (trastuzumab-anns) biosimilar in the United States.  In conjunction with its appeal, Genentech also asked the Federal Circuit (1) to issue an injunction against Amgen pending…

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Genentech appeals district court’s refusal to block Amgen’s trastuzumab and bevacizumab biosimilars

As we previously reported, Amgen commercially launched two biosimilars in the United States earlier this month: KANJINTI™ (trastuzumab-anns), a biosimilar to Herceptin®; and MVASI® (bevacizumab-awwb), a biosimilar to Avastin®.  Amgen’s launch announcement on July 18, 2019 came shortly after a Delaware federal district court denied Genentech’s requests for a temporary…

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Court Denies TRO/PI in Genentech v. Amgen; Amgen Announces Launch

As we previously reported, on July 10, 2019, Genentech filed  motions for a temporary restraining order and preliminary injunction against Amgen in the Genentech v. Amgen BPCIA litigation related to Amgen’s trastuzumab biosimilar KANJINTI™ (trastuzumab-anns).  Yesterday, the District Court denied Genentech’s motions and lifted the standstill order given during the…

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FDA Approves Fifth Biosimilar of HERCEPTIN

Today, June 13, 2019, the U.S. FDA approved Amgen’s aBLA for KANJINTI (trastuzumab-anns), a biosimilar of Genentech’s HERCEPTIN. According to its approved package insert, KANJINTI, like its reference product, is indicated for the treatment of HER2 overexpressing breast cancer and the treatment of HER2 overexpressing metastatic gastric or gastroesophageal junction…

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Biologic and Biosimilar Litigation Updates

Below we provide updates in three pending litigations. First, in an update on the Amgen v. Coherus appeal regarding Coherus’s biosimilar application for pegfilgrastim, Amgen filed its opening brief on August 20. Amgen’s statement of the issues reads: 1. Whether the district court erred in dismissing Amgen’s Complaint, with prejudice, based…

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Biosimilar Litigation Updates

Below is an update on recent developments in several litigations involving biosimilar products. Amgen v. Sandoz (filgrastim, pegfilgrastim): As we previously reported, the district court granted summary judgment of non-infringement in favor of Sandoz in the Amgen v. Sandoz litigation, which relates to Sandoz’s filgrastim and pegfilgrastim biosimilars. Amgen filed…

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