SPIRALVERDICHTER
European patent · EP4043732 · In force
Register entry
- Publication number
- EP4043732
- Application number
- EP21215269
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Dec 16, 2021
- Published
- Aug 17, 2022
- Granted
- Apr 29, 2026
- Protection ends at the latest
- Dec 15, 2041
- Next annual fee due
- Dec 31, 2026
- IPC classes
- F04C 18/02 (2006.01)F04C 23/00 (2006.01)F04C 29/02 (2006.01)
- Priority
- KR 20210019972 15.02.2021
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Apr 29, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.04.2026
Parties
Inventor
CHOI, Jungsun
08592 Seoul, KR
LEE, Kyungho
08592 Seoul, KR
LEE, Minho
08592 Seoul, KR
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.