DISPOSITIF OPTIQUE

European patent · EP4022363 · In force

Register entry

Publication number
EP4022363
Application number
EP20808181
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Oct 26, 2020
Published
Jul 6, 2022
Granted
May 7, 2025
Protection ends at the latest
Oct 25, 2040
Next annual fee due
Oct 31, 2026
IPC classes
G02B 1/12 (2006.01)
G02B 1/118 (2015.01)
Priority
FR 1911937 24.10.2019
PCT application
PCT/FR2020/051934 26.10.2020
PCT publication
WO2021/079078 29.04.2021
Filing language
French
Source
Swissreg

History

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

  1. Mar 18, 2026

    Change

    Published in Swissreg on 18.03.2026

  2. Nov 1, 2025

    Change

    Published in Swissreg on 01.11.2025

  3. May 7, 2025

    Granted

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

    Published in Swissreg on 07.05.2025

Parties

Holder

Hydromécanique et Frottement

HYDROMECANIQUE ET FROTTEMENT

69 Avenue Benoît Fourneyron, 42160 Andrézieux-Bouthéon, FR

Université Jean Monnet Saint-Étienne

Maison de l'Université 10 Rue Tréfilerie CS82301, 42023 Saint-Étienne Cedex 2, FR

Manutech-USD

20 rue Pr. Benoît Lauras Bâtiment des Hautes Technologies, 42000 Saint Etienne, FR

Centre National de la Recherche Scientifique

3, rue Michel-Ange, 75794 Paris, FR

Inventor

KÄMPFE, Thomas

69960 CORBAS, FR

DUBOST, Laurent

42330 CHAMBOEUF, FR

SEDAO, Xxx

42000 SAINT-ETIENNE, 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.