As we previously reported here and here, Celltrion filed suit against Genentech seeking declaratory judgment that a number of patents relating to Herceptin® (trastuzumab) and Rituxan® (rituximab) are non-infringed, invalid, and/or unenforceable. In response, Genentech filed a motion to dismiss in both cases arguing that the case was statutorily barred under the BPCIA. On May
Sandoz Receives Complete Response Letter from FDA for Proposed Rituximab Biosimilar
Sandoz announced last week that the FDA issued a complete response letter for its proposed biosimilar to rituximab. In the announcement, Sandoz stated that it “stands behind the robust body of evidence included in the regulatory submission and is currently evaluating the content of the letter.” Sandoz further indicated that although disappointed, it “remains committed…
Fujifilm and Mylan Announce Partnership to Commercialize Adalimumab Biosimilar
Fujifilm Kyowa Kirin Biologics Co., Ltd. (“Fujifilm”) recently announced that it will partner with Mylan N.V. (“Mylan”) to commercialize a biosimilar to adalimumab developed by Fujifilm. Under the terms of the agreement, Fujifilm grants Mylan an exclusive license to commercialize the biosimilar in Europe, and will receive an up-front fee in return. In addition, Fujifilm…
PTAB Institutes Review of AbbVie Patent Directed to Treatment of Chronic Plaque Psoriasis
On the same day that the PTAB instituted review of an AbbVie Biotechnology Ltd. (“AbbVie”) patent covering a method of using adalimumab to treat psoriatic arthritis, it also instituted review of a second AbbVie patent directed to the use of adalimumab to treat chronic plaque psoriasis. More specifically, and once again at the urging of…
PTAB Institutes Review of an AbbVie Patent Directed to Treatment of Psoriatic Arthritis Comprising Administration of Adalimumab
At the urging of Sandoz Inc. (“Sandoz”), the PTAB instituted review of claims 1, 2, and 5-7 of U.S. Patent No. 9,067,992 (“the ʼ992 patent”) on April 3, 2018. The ʼ992 patent is entitled “Use of TNFα Inhibitor for Treatment of Psoriatic Arthritis,” and is assigned to AbbVie Biotechnology Ltd. (“AbbVie”). The claims of the…
Celltrion and Teva File Declaratory Judgment Action Against Thirty-Seven Rituxan®-related Patents
We previously reported that on January 11, 2018, Celltrion, Inc., Celltrion Healthcare, Co. Ltd. (collectively “Celltrion”), Teva Pharmaceuticals International GmbH, and Teva Pharmaceuticals USA (collectively “Teva”) filed suit seeking declaratory judgment that thirty-eight patents relating to Herceptin® (trastuzumab) are non-infringed, invalid, or unenforceable. That same day, Celltrion and Teva also filed a suit seeking declaratory…
Celltrion and Teva File Declaratory Judgment Action Against Thirty–Eight Herceptin®-related Patents
On January 11, 2018, Celltrion, Inc., Celltrion Healthcare, Co. Ltd. (collectively “Celltrion”), Teva Pharmaceuticals International GmbH, and Teva Pharmaceuticals USA (collectively “Teva”) filed suit against Genentech, Inc., Hoffmann-La Roche Inc., and City of Hope seeking declaratory judgment that thirty-eight patents relating to Herceptin® (trastuzumab) are non-infringed, invalid, and/or unforceable. According to Celltrion and Teva, a…
Genentech’s Carter ʼ213 Patent Continues to Draw IPR Challenges
Samsung Bioepis (“Bioepis”) has joined a growing list of challengers to Genentech’s U.S. Patent No. 6,407,213 (“the ʼ213 patent”) issued to Carter, et al. by filing two new petitions for inter partes review (“IPR”). The ʼ213 patent, entitled “Method for Making Humanized Antibodies,” is generally directed to antibodies with humanized variable domains comprising non-human complementarity…
Pfizer Seeks Inter Partes Review of Rituximab Patents
Last week, Pfizer, Inc. (“Pfizer”) filed two petitions for inter partes review (“IPR”) of two patents related to Genentech and Biogen’s Rituxan® (rituximab). One petition challenges all but two claims of U.S. Patent No. 7,682,612 (“the ʼ612 patent”), and has been assigned IPR2017-02126. The other petition seeks review of all nine claims of U.S. Patent…
AbbVie and Amgen Settle Humira Patent Litigation
On September 28, 2017, AbbVie and Amgen announced a global settlement of their patent dispute surrounding Amgen’s proposed biosimilar to HUMIRA. The terms of the agreement remain confidential between the parties, but according to the announcement, AbbVie will grant Amgen a non-exclusive license for the use and sale of Amgen’s biosimilar (AMGEVITA) to HUMIRA. Amgen…