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Regeneron Pharmaceuticals Inc. vs. Amgen S.R.L. - ACT_10334/2025

Explore detailed information on the case number ACT_10334/2025 involving Regeneron Pharmaceuticals Inc., Sanofi Biotechnology Sas and Amgen S.R.L., Amgen S.A.S., Amgen Nv, and others which was filed on 28 Feb, 2025.

Case Details

    Case Number:

    ACT_10334/2025

    Patent Number:

    EP4252857

    Filing Date:

    28 Feb, 2025

    Proceeding Type:

    Proceeding

    Action/Application:

    Infringement Action

    Plaintiffs:

    • Regeneron Pharmaceuticals Inc. Represented By Agathe Michel-De Cazotte
    • Sanofi Biotechnology Sas Represented By Agathe Michel-De Cazotte

    Defendants:

    • Amgen S.R.L. Represented By Johannes Heselberger
    • Amgen S.A.S. Represented By Johannes Heselberger
    • Amgen Nv Represented By Johannes Heselberger
    • Amgen Gmbh Represented By Johannes Heselberger
    • Amgen Inc. Represented By Johannes Heselberger
    • Amgen Europe B.V. Represented By Johannes Heselberger
    • Amgen B.V. Represented By Johannes Heselberger

    Judges:

    • Andras Kupecz
    • Berenice Thom
    • Ronny Thomas
    • Xavier DORLAND-GALLIOT

    Court Division:

    First Instance, Local Division - Dusseldorf

Case Decision

Decision pending - set alert to receive updates

More cases on Regeneron Pharmaceuticals Inc.

This table lists the related cases associated with the patent, including case numbers, plaintiffs, and defendants involved in each case.

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.
CC_586764/2023Regeneron Pharmaceuticals Inc.Amgen 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.

More cases on Amgen S.R.L.

This table lists the related cases associated with the patent, including case numbers, plaintiffs, and defendants involved in each case.

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.
CC_586764/2023Regeneron Pharmaceuticals Inc.Amgen Inc.
APL_40553/2024Alexion PharmaceuticalsAmgen Technology (Ireland) Unlimited Company, Amgen N.V., Amgen Gmbh, Amgen Ab, Amgen S.A.S., Amgen S.R.L., Amgen Biofarmaceutica Lda., Amgen Zdravila D.O.O.