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European patent · EP4551795 · In force
Register entry
- Publication number
- EP4551795
- Application number
- EP23736833
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jun 6, 2023
- Published
- May 14, 2025
- Granted
- May 13, 2026
- Protection ends at the latest
- Jun 5, 2043
- Next annual fee due
- Jun 30, 2026
- IPC classes
- E21B 19/10 (2006.01)
- Priority
- US 202217858941 06.07.2022
- PCT application
- PCT/IB2023/055842 06.06.2023
- PCT publication
- WO2024/009156 11.01.2024
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- May 13, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 13.05.2026
Parties
Inventor
LIESS, Martin
30926 Seelze, DE
ZIMBELMANN, Georg
31275 Lehrte, 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.