PROCÉDÉ DE MESURE DE DÉBIT D'UN FLUIDE DANS UNE CANALISATION
European patent · EP4217686 · In force
Register entry
- Publication number
- EP4217686
- Application number
- EP21793980
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Sep 21, 2021
- Published
- Aug 2, 2023
- Granted
- Nov 26, 2025
- Protection ends at the latest
- Sep 20, 2041
- Next annual fee due
- Sep 30, 2027
- IPC classes
- G01F 1/66 (2022.01)G01F 1/667 (2022.01)
- Priority
- FR 2009589 22.09.2020
- PCT application
- PCT/FR2021/051617 21.09.2021
- PCT publication
- WO2022/064132 31.03.2022
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 7, 2026
Change
Published in Swissreg on 07.10.2026
- Oct 1, 2026
Next annual fee due on
- Next annual fee due on
- 30.09.2026 → 30.09.2027
Published in Swissreg on 01.10.2026
- Feb 11, 2026
Owner
- Owner
- IM Ultrasonic AG, Ringstrasse 75, 4106 Thervil → Sontex AG, 27 rue de la Gare, 2605 Sonceboz-Sombeval
Published in Swissreg on 11.02.2026
- Feb 4, 2026
Owner
- Owner
- Integra Metering AG, Ringstrasse 75, 4106 Thervil → IM Ultrasonic AG, Ringstrasse 75, 4106 Thervil
Published in Swissreg on 04.02.2026
- Nov 26, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 26.11.2025
Parties
Inventor
GUWANG, Marcel
31120 LACROIX-FALGARDE, FR
MORIN, Maxime
31320 PECHBUSQUE, FR
RAMOND, Alain
31000 TOULOUSE, 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.