DOPPELKEIL-GESTEINSBOLZEN
European patent · EP4130427 · In force
Register entry
- Publication number
- EP4130427
- Application number
- EP21189971
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Aug 5, 2021
- Published
- Feb 8, 2023
- Granted
- Jan 21, 2026
- Protection ends at the latest
- Aug 4, 2041
- Next annual fee due
- Aug 31, 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.
- Jan 21, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 21.01.2026
Parties
Inventor
Rataj, Mietek
Heatherbrae NSW, 2324, AU
Darlington, Bradley
Heatherbrae NSW, 2324, AU
Roach, Warren
Heatherbrae NSW, 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.