Explore detailed information on the case number CC_586764/2023 involving Regeneron Pharmaceuticals Inc. and Amgen Inc. which was filed on 10 Nov, 2023.

Case Details

    Case Number:

    CC_586764/2023

    Patent Number:

    Filing Date:

    10 Nov, 2023

    Proceeding Type:

    Proceeding

    Action/Application:

    Counterclaim For Revocation

    Decision Date:

    16 Jul, 2024

    Plaintiffs:

    • Regeneron Pharmaceuticals Inc. Represented By Niels Hoelder

    Defendants:

    • Amgen Inc. Represented By Johannes Heselberger

    Judges:

    • Andras Kupecz
    • Casper Struve
    • Ulrike Voß

Case Decision

Jul 16, 2024

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Case NumberPlaintiffsDefendants
ACT_459916/2023Amgen Inc.Regeneron Pharmaceuticals Inc., Sanofi-Aventis Groupe S.A., Sanofi Winthrop Industrie S.A., Sanofi-Aventis Deutschland Gmbh
ACT_459505/2023Sanofi-Aventis Deutschland Gmbh, Sanofi Winthrop Industrie S.A., Sanofi-Aventis GroupeAmgen
APL_51679/2024AmgenSanofi-Aventis Deutschland Gmbh, Sanofi-Aventis Groupe, Sanofi Winthrop Industrie S.A.
APL_51683/2024Amgen Inc.Regeneron Pharmaceuticals Inc.

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Case NumberPlaintiffsDefendants
APL_572929/2023Sanofi-Aventis Groupe S.A., Regeneron Pharmaceuticals Inc., Sanofi Winthrop Industrie S.A., Sanofi-Aventis Deutschland GmbhAmgen Inc.
ACT_597355/2023Sanofi Biotechnologies Sas, Regeneron Pharmaceuticals Inc.Amgen Inc., Amgen Gmbh, Amgen Europe B.V., Amgen Nv, Amgen S.R.L., Amgen B.V., Amgen S.A.S.
ACT_10334/2025Regeneron Pharmaceuticals Inc., Sanofi Biotechnology SasAmgen S.R.L., Amgen S.A.S., Amgen Nv, Amgen Gmbh, Amgen Inc., Amgen Europe B.V., Amgen B.V.

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Last updated on: Jul 24, 2025
Case NumberPlaintiffsDefendants
APL_572929/2023Sanofi-Aventis Groupe S.A., Regeneron Pharmaceuticals Inc., Sanofi Winthrop Industrie S.A., Sanofi-Aventis Deutschland GmbhAmgen Inc.
ACT_597355/2023Sanofi Biotechnologies Sas, Regeneron Pharmaceuticals Inc.Amgen Inc., Amgen Gmbh, Amgen Europe B.V., Amgen Nv, Amgen S.R.L., Amgen B.V., Amgen S.A.S.
ACT_10334/2025Regeneron Pharmaceuticals Inc., Sanofi Biotechnology SasAmgen S.R.L., Amgen S.A.S., Amgen Nv, Amgen Gmbh, Amgen Inc., Amgen Europe B.V., Amgen B.V.