SPIRALVERDICHTER
European patent · EP4170172 · In force
Register entry
- Publication number
- EP4170172
- Application number
- EP21875114
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Sep 8, 2021
- Published
- Apr 26, 2023
- Granted
- Feb 25, 2026
- Protection ends at the latest
- Sep 7, 2041
- Next annual fee due
- Sep 30, 2026
- IPC classes
- F04C 18/02 (2006.01)F04C 29/04 (2006.01)
- Priority
- JP 2020165539 30.09.2020
- PCT application
- PCT/JP2021/032988 08.09.2021
- PCT publication
- WO2022/070812 07.04.2022
- Filing language
- Japanese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Feb 25, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 25.02.2026
Parties
Inventor
MIYAMOTO, Yoshiaki
Tokyo 100-8332, JP
TAKASU, Yogo
Tokyo 100-8332, JP
TAKAHASHI, Kazuki
Tokyo 100-8332, JP
KIMATA, Yoshiyuki
Tokyo 100-8332, JP
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.