PROCEDE ET SYSTEME D'INJECTION DE GAZ EN SOUS-SOL
European patent · EP3870802 · In force
Register entry
- Publication number
- EP3870802
- Application number
- EP19779031
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Oct 3, 2019
- Published
- Sep 1, 2021
- Granted
- Mar 11, 2026
- Protection ends at the latest
- Oct 2, 2039
- Next annual fee due
- Oct 31, 2026
- IPC classes
- E21B 41/00 (2006.01)E21B 43/12 (2006.01)E21B 43/16 (2006.01)
- Priority
- FR 1871245 22.10.2018
- PCT application
- PCT/EP2019/076799 03.10.2019
- PCT publication
- WO2020/083623 30.04.2020
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 11, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 11.03.2026
Parties
Holder
IFP Energies nouvelles
1 & 4 avenue du Bois-Préau, 92852 Rueil-Malmaison, FR
Storengy SAS
12 Rue Raoul Nording, 92270 Bois Colombes, FR
Graziella Green Power
52100 Arezzo, IT
Inventor
PERREAUX, Marc Paul
78620 L'Étang-la-Ville, FR
GAINVILLE, Martin
92852 Rueil-Malmaison cedex, FR
JEANNIN, Laurent
78640 Saint-Germain-de-la-Grange, 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.