POLYMERE ET SON UTILISATION COMME REDUCTEUR DE VISCOSITE D'HYDROCARBURES
European patent · EP4514866 · In force
Register entry
- Publication number
- EP4514866
- Application number
- EP24746399
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jul 8, 2024
- Published
- Mar 5, 2025
- Granted
- Aug 20, 2025
- Protection ends at the latest
- Jul 7, 2044
- Next annual fee due
- Jul 31, 2027
- IPC classes
- C08F 220/54 (2006.01)C08F 220/56 (2006.01)C08F 220/58 (2006.01)C08F 293/00 (2006.01)C09K 8/588 (2006.01)
- Priority
- FR 2307277 07.07.2023
- PCT application
- PCT/FR2024/050926 08.07.2024
- PCT publication
- WO2025/012561 16.01.2025
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 1, 2026
Change
Published in Swissreg on 01.07.2026
- Sep 17, 2025
Inventor
- Inventor
- KIEFER, Johann, 42160 Andrezieux-Boutheon, France, FAVERO, Cédrick, 42160 Andrezieux-Boutheon, France, SOUZY, Renaud, 42160 Andrezieux-Boutheon, France → KIEFER, Johann, 42160 Andrézieux-Bouthéon, France, FAVERO, Cédrick, 42160 Andrézieux-Bouthéon, France, SOUZY, Renaud, 42160 Andrézieux-Bouthéon, France
Published in Swissreg on 17.09.2025
- Aug 20, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 20.08.2025
Parties
Inventor
KIEFER, Johann
42160 Andrézieux-Bouthéon, FR
FAVERO, Cédrick
42160 Andrézieux-Bouthéon, FR
SOUZY, Renaud
42160 Andrézieux-Bouthéon, 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.