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European patent · EP4387798 · In force
Register entry
- Publication number
- EP4387798
- Application number
- EP21953685
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Aug 17, 2021
- Published
- Jun 26, 2024
- Granted
- May 20, 2026
- Protection ends at the latest
- Aug 16, 2041
- Next annual fee due
- Aug 31, 2026
- IPC classes
- B23B 31/12 (2006.01)B23B 31/103 (2006.01)
- PCT application
- PCT/CN2021/113032 17.08.2021
- PCT publication
- WO2023/019434 23.02.2023
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- May 20, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 20.05.2026
Parties
Holder
Inventor
ZENG, Tingwei
Suzhou, Jiangsu 215021, CN
ZHOU, Jichun
Suzhou, Jiangsu 215021, CN
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.