ÉLEMENT D'OBTURATION ACOUSTIQUE
European patent · EP4377952 · In force
Register entry
- Publication number
- EP4377952
- Application number
- EP22754491
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jul 22, 2022
- Published
- Jun 5, 2024
- Granted
- Sep 3, 2025
- Protection ends at the latest
- Jul 21, 2042
- Next annual fee due
- Jul 31, 2026
- IPC classes
- G10K 11/172 (2006.01)
- Priority
- FR 2108252 29.07.2021
- PCT application
- PCT/FR2022/051470 22.07.2022
- PCT publication
- WO2023/007077 02.02.2023
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 15, 2026
Change
Published in Swissreg on 15.07.2026
- Sep 3, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 03.09.2025
Parties
Inventor
GUILLOIS, Denis
77550 Moissy-Cramayel, FR
CHAPELAIN, Loïc
décédé, FR
VERSAEVEL, Marc
77550 Moissy-Cramayel, 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.