Merz Pharmaceuticals vs. Viatris Sante - UPC_CFI_0003259/2026

The case UPC_CFI_0003259/2026 was filed by the plaintiff Merz Pharmaceuticals against the defendant Viatris Sante on 10 Sep, 2026.

Case Timeline

10 Sep, 2026
Case Filed
10 Sep, 2026
Statement of Defence
10 Sep, 2026
Counterclaim for Revocation
Today Oct 9, 2026
Reply Filed
Written Procedure
Oral Procedure
Decision

Case Details

    Case Number:

    UPC_CFI_0003259/2026

    Patent Number:

    Filing Date:

    10 Sep, 2026

    Proceeding Type:

    Counter Claim For Revocation

    Case Phase:

    Written Phase

    Plaintiffs:

    • Merz Pharmaceuticals
    • Merz Pharma France
    • Merz Therapeutics

    Plaintiff Representative:

    • Laëtitia BÉNARD

    Defendants:

    • Viatris Sante

    Defendant Representative:

    • Marc Lauzeral

    Judges:

    • Camille Lignieres
    • Carine Gillet
    • Rainer Friedrich
    • Samuel Granata

Case Decision

Decision pending - set alert to receive updates

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: Oct 8, 2026
DateTitle

Notify me when new UPC document is filed

Oct 6, 2026Action.Publishorderdecision
Sep 28, 2026Submission Defendant
Sep 28, 2026Receipt
Sep 28, 2026Cover Sheet
Sep 10, 2026Statement Of Defence
Sep 10, 2026Receipt
Sep 10, 2026Proof Of Payment
Sep 10, 2026Fee
Sep 10, 2026Exhibit Defendant
Sep 10, 2026Exhibit Claimant
Sep 10, 2026Cover Sheet
Sep 10, 2026Counterclaim For Revocation
Sep 10, 2026Application Document Claimant

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Last updated on: Oct 8, 2026
Case NumberFiling DatePlaintiffsDefendants
UPC_CFI_0003290/2026Sep 14, 2026Aliud Pharma, StadapharmMerz Pharmaceuticals
UPC_CFI_0001901/2026May 28, 2026Merz Pharmaceuticals, Merz Pharma France, Merz TherapeuticsViatris Sante
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Last updated on: Oct 8, 2026
Case NumberFiling DatePlaintiffsDefendants
UPC_CFI_0001901/2026May 28, 2026Merz PharmaceuticalsViatris Sante
UPC_COA_0000917/2025Dec 8, 2025Merz PharmaceuticalsViatris Sante
ACT_33980/2025Jul 31, 2025Merz PharmaceuticalsViatris Sante

More cases involving Viatris Sante

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

Last updated on: Oct 8, 2026
Case NumberFiling DatePlaintiffsDefendants
UPC_CFI_0001901/2026May 28, 2026Merz Pharmaceuticals, Merz Pharma France, Merz TherapeuticsViatris Sante
UPC_COA_0000917/2025Dec 8, 2025Merz Pharmaceuticals, Merz Pharma France, Merz TherapeuticsViatris Sante
UPC_COA_0000906/2025Nov 13, 2025Viatris SanteMerz Pharmaceuticals, Merz Pharma France, Merz Therapeutics