Tagged as: golimumab

USPTO Institutes Four IPRs Challenging Janssen’s Golimumab Method-of-Treatment Patents

On September 9, 2026, the U.S. Patent and Trademark Office issued a Notice of Decisions on Institution granting institution in four inter partes review proceedings challenging Janssen Biotech, Inc.’s golimumab method-of-treatment patents: IPR2026-00256, IPR2026-00257, IPR2026-00258, and IPR2026-00259.  The notice states, “after review of the merits, the petitioner has shown a…

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Janssen Files BPCIA Complaint Against Alvotech Related to Golimumab Biosimilar

Full frame of molecular structure of liquids in motion.

On June 19, 2026, Janssen Biotech, Inc. and Janssen Sciences Ireland UC (collectively, “Janssen”) filed a BPCIA Complaint in the U.S. District Court for the Eastern District of Virginia against Alvotech hf. and Alvotech USA Inc. (collectively, “Alvotech”) for patent infringement related to Alvotech’s proposed golimumab biosimilars (AVT05 SC and…

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Recent International Biosimilar Regulatory Updates

In the past few weeks, several biosimilar products have been granted marketing authorization in Europe and Japan, and additional products have been recommended for approval in Europe. The European Commission Approves Henlius and Organon’s Denosumab Biosimilars:  On September 19, 2025, Shanghai Henlius Biotech and Organon announced that the European Commission…

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