Amgen vs. Regeneron Pharmaceuticals - UPC_COA_646/2025

The case UPC_COA_646/2025 was filed by the plaintiff Amgen against the defendant Regeneron Pharmaceuticals on 11 Jul, 2025. The case decision was made on Mar 24, 2026.

11 Jul, 2025
Case Filed
10 Feb, 2026
Written Procedure
10 Mar, 2026
Oral Procedure
Mar 24, 2026
Decision

Case Details

    Case Number:

    UPC_COA_646/2025

    Patent Number:

    Filing Date:

    11 Jul, 2025

    Proceeding Type:

    Appeal

    Case Phase:

    Case Closed

    Plaintiffs:

    • Amgen

    Plaintiff Representative:

    • Johannes Heselberger

    Defendants:

    • Regeneron Pharmaceuticals

    Defendant Representative:

    • Niels Hoelder

    Judges:

    • Cornelis Schüller
    • Ingeborg Simonsson
    • Patricia Rombach
    • Rainer Friedrich
    • Rian Kalden

Case Decision

    Decision Date:

    Mar 24, 2026

    Decision Document:

    View document

Docket Entries

The docket entries provide a comprehensive overview of all filings, motions, orders, and other significant actions taken in the case.

Last updated on: Apr 9, 2026
DateTitle

Notify me when new UPC document is filed

Mar 26, 2026Decision
Mar 26, 2026Action.Phasechange
Mar 26, 2026Action.Issuedecision
Mar 12, 2026Receipt
Mar 12, 2026Document Respondent
Mar 12, 2026Cover Sheet
Mar 12, 2026Application Appellant
Mar 10, 2026Summons
Mar 10, 2026Action.Summons
Mar 5, 2026Receipt
Mar 5, 2026Other Document Appellant
Mar 5, 2026Cover Sheet
Mar 4, 2026Receipt
Mar 4, 2026Other Document Appellant
Mar 4, 2026Cover Sheet
Feb 25, 2026Order
Feb 25, 2026Action.Issueorder
Feb 23, 2026Receipt
Feb 23, 2026Other Document Appellant
Feb 23, 2026Cover Sheet
Feb 19, 2026Action.Communication
Feb 16, 2026Action.Communication
Feb 10, 2026Submission Respondent
Feb 10, 2026Receipt
Feb 10, 2026Other Document Appellant
Feb 10, 2026Cover Sheet
Feb 10, 2026Application Respondent
Jan 30, 2026Order
Jan 30, 2026Action.Phasechange
Jan 30, 2026Action.Phasechange
Jan 30, 2026Action.Issueorder
Dec 15, 2025Statement Of Response
Dec 15, 2025Receipt
Dec 15, 2025Cover Sheet
Sep 18, 2025Panel Appointment
Sep 18, 2025Acknowledgement Of Lodging
Sep 15, 2025Statement Of Grounds Of Appeal Cfr En
Sep 15, 2025Acknowledgement Of Lodging
Sep 10, 2025Order On Stay
Sep 4, 2025Exhibit Bp86 Amgen
Sep 4, 2025Appeal Comments To Orders Amgen En
Aug 28, 2025.08.28 Sanofi Regeneron Comments On Possibility Of A Stay Signed
Aug 22, 2025Case Management Order
Jul 15, 2025Receipt
Jul 15, 2025Panel Appointment
Jul 15, 2025Formal Checks Notification Of Positive Outcome
Jul 11, 2025Exhibit Bp00 Proof Of Payment 32765 2025
Jul 11, 2025Acknowledgement Of Lodging
Jul 11, 202520250711 Statement Of Appeal Amgen 32765 2025

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APL_32715/2025Jul 14, 2025Regeneron Pharmaceuticals, Sanofi BiotechnologiesAmgen, Amgen Europe
UPC_COA_641/2025Jul 14, 2025Sanofi BiotechnologyAmgen
APL_32765/2025Jul 11, 2025Amgen, Amgen EuropeRegeneron Pharmaceuticals

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UPC_CFI_0002220/2025Dec 23, 2025AmgenSanofi Aventis Deutschland, Sanofi Aventis Groupe, Sanofi Winthrop Industrie
UPC_CFI_0002221/2025Dec 23, 2025AmgenRegeneron Pharmaceuticals
APP_35200/2025Aug 21, 2025Amgen, Amgen AB, Amgen Biofarmaceutica LDA, Amgen Technology Ireland Unlimited, Amgen Zdravila DOO -

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Last updated on: Apr 9, 2026
Case NumberFiling DatePlaintiffsDefendants
UPC_CFI_0002221/2025Dec 23, 2025AmgenRegeneron Pharmaceuticals
APP_34318/2025Aug 5, 2025Regeneron Pharmaceuticals -
ORD_34329/2025Aug 5, 2025AmgenRegeneron Pharmaceuticals