Tagged as: Litigation

Immunex Files Reply In Support of Motion To Stay Dupixent® Patent Litigation

In the ongoing Immunex v. Sanofi patent litigation regarding Immunex’s claims of infringement against Sanofi and Regeneron’s Dupixent® (dupilumab) product, Immunex has filed a reply brief in support of its motion to stay the litigation pending Inter Partes Review of U.S. Patent No. 8,679,487 (“the ‘487 patent”), which Sanofi has opposed. Sanofi filed three IPR petitions on…

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Filgrastim and Pegfilgrastim Litigation Updates

Over the past several weeks, there have been numerous developments in U.S. patent litigation activity relating to biosimilars of Neupogen® (filgrastim) and Neulasta® (pegfilgrastim).  Below is a summary of these developments. Amgen v. Adello: New BPCIA Complaint First, on March 8, 2018, Amgen filed a complaint against Adello Biologics in the…

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Janssen v. Celltrion: Scheduling Order Entered

The United States District Court for the District of Massachusetts entered a scheduling order in the ongoing Janssen v. Celltrion litigation concerning Celltrion’s Inflectra®, a biosimilar of Janssen’s Remicade® (infliximab), for the remainder of discovery, pre-trial activities, and trial.  The parties are ordered to reserve June 11, 2018 through June 29,…

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Sanofi/Regeneron Move for Summary Judgment of Invalidity in Dupixent® Patent Litigation

Last week, in the ongoing Immunex v. Sanofi patent litigation regarding Immunex’s claims of infringement against Sanofi and Regeneron’s Dupixent® (dupilumab) product, the Defendants moved for summary judgment of invalidity of the sole patent-in-suit, the ‘487 patent, on the ground that the patent’s claims are indefinite. According to Defendants’ brief,…

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New BPCIA Litigations Regarding Celltrion's Trastuzumab and Rituximab Biosimilars

On January 11, 2018, Celltrion and Teva filed two lawsuits against Genentech in the District Court for the Northern District of California.  Case No. 3:18-cv-00274 relates to Celltrion’s Herzuma®, its trastuzumab biosimilar. According to the complaint, Celltrion and Teva seek a declaratory judgment of non-infringement, invalidity, and/or unenforceability of 38…

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CD Cal Stays Dismissal of Amgen DJ Complaint Pending Delaware Decision on Genentech’s Motion to Transfer in MVASI® litigation

As we previously reported, on October 6, 2017, Amgen and Genentech filed separate lawsuits regarding Amgen’s bevacizumab biosimilar (MVASI®), with Amgen filing for declaratory judgment in C.D. Cal. of non-infringement, invalidity, and unenforceability of 27 patents, and Genentech filing a complaint for infringement of 24 patents in Delaware and a…

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The Biosimilars Litigation Landscape for 2017

Law360 has published an article by three of our contributing editors here at Big Molecule Watch.  As suggested by the title, “The Biosimilars Litigation Landscape for 2017,” the article provides an analysis of the expected BPCIA litigation activity, including potential new litigations, in 2017.  Click here for a link to…

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Janssen v. Celltrion: Janssen Appeals Judgment Invalidating the ’471 Patent

As we previously reported, on September 26, 2016, the district court in Janssen v. Celltrion entered partial final judgment that the ’471 patent, asserted by Janssen, was invalid.  Today, Janssen filed a notice that they are appealing the district court’s judgment to the Federal Circuit. Meanwhile, Celltrion’s partner Pfizer announced last week that it will begin shipping…

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BPCIA Litigation Updates: Amgen v. Apotex, Immunex v. Sandoz, Janssen v. Celltrion

A few BPCIA litigation updates to wrap up the week for our readers, looking ahead to next week: The Federal Circuit issued its formal mandate in Amgen v. Apotex yesterday.  With the issuance of the formal mandate, the Federal Circuit has officially ordered that its July  opinion in the case must now be…

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