SCHRAUBENFEDER
European patent · EP4257841 · In force
Register entry
- Publication number
- EP4257841
- Application number
- EP21903064
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Nov 2, 2021
- Published
- Oct 11, 2023
- Granted
- Mar 4, 2026
- Protection ends at the latest
- Nov 1, 2041
- Next annual fee due
- Nov 30, 2026
- IPC classes
- F16F 1/04 (2006.01)
- Priority
- US 202017113438 07.12.2020
- PCT application
- PCT/JP2021/040372 02.11.2021
- PCT publication
- WO2022/123960 16.06.2022
- Filing language
- Japanese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 4, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 04.03.2026
Parties
Inventor
NISHIZAWA, Shinichi
Novi, Michigan 48377, US
MORIYAMA, Senri
Yokohama-shi, Kanagawa 236-0004, JP
DAI, Fang
Novi, Michigan 48377, US
FURUSE, Takeshi
Yokohama-shi, Kanagawa 236-0004, 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.