MÉTHODE D'ANALYSE DE LA QUANTITÉ D'ARGILE DANS UN SABLE

European patent · EP3887334 · Deleted

Register entry

Publication number
EP3887334
Application number
EP19805990
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Nov 25, 2019
Published
Oct 6, 2021
Granted
Apr 9, 2025
Deleted
Jun 23, 2026
Reason
Annual fee unpaid
IPC classes
C04B 28/02 (2006.01)
Priority
FR 1871917 27.11.2018
PCT application
PCT/EP2019/082427 25.11.2019
PCT publication
WO2020/109231 04.06.2020
Filing language
French
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Jun 23, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.06.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.06.2026

  2. Feb 18, 2026

    Change

    Published in Swissreg on 18.02.2026

  3. Apr 9, 2025

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 09.04.2025

Parties

Holder

CHRYSO

Tour Saint-Gobain 12 place de l'Iris, 92400 Courbevoie, FR

Inventor

DERLY, Christophe

45480 IZY, FR

COLAS, Antoine

92340 BOURG-LA-REINE, FR

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.