HEBESTOPFEN
European patent · EP4538499 · In force
Register entry
- Publication number
- EP4538499
- Application number
- EP23315387
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Oct 13, 2023
- Published
- Apr 16, 2025
- Granted
- Jul 29, 2026
- Protection ends at the latest
- Oct 12, 2043
- Next annual fee due
- Oct 31, 2026
- IPC classes
- E21B 17/042 (2006.01)B65D 59/00 (2006.01)E21B 17/00 (2006.01)E21B 19/06 (2006.01)F16L 57/00 (2006.01)
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 29, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.07.2026
Parties
Holder
Vallourec Oil and Gas France
59620 Aulnoye-Aymeries, FR
Inventor
LANGFORD, Steve
92190 MEUDON, 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.