GESTEINSANKER
European patent · EP4257795 · In force
Register entry
- Publication number
- EP4257795
- Application number
- EP22167432
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Apr 8, 2022
- Published
- Oct 11, 2023
- Granted
- Dec 3, 2025
- Protection ends at the latest
- Apr 7, 2042
- Next annual fee due
- Apr 30, 2026
- IPC classes
- E21D 21/00 (2006.01)
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 14, 2026
Change
Published in Swissreg on 14.10.2026
- Dec 3, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 03.12.2025
Parties
Inventor
WEAVER, Steven
Heatherbrae, 2324, AU
RATAJ, Mietek
Heatherbrae, 2324, AU
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.