GESTÄNGESCHUSS EINES ERDBOHRGESTÄNGES
European patent · EP4086426 · In force
Register entry
- Publication number
- EP4086426
- Application number
- EP21171872
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- May 3, 2021
- Published
- Nov 9, 2022
- Granted
- Feb 11, 2026
- Protection ends at the latest
- May 2, 2041
- Next annual fee due
- May 31, 2026
- IPC classes
- E21B 17/046 (2006.01)
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Feb 11, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 11.02.2026
Parties
Inventor
Boike, Volker
57368 Lennestadt, DE
Klein, Tobias
57368 Lennestadt, DE
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.