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European patent · EP4334037 · In force
Register entry
- Publication number
- EP4334037
- Application number
- EP21745890
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jul 12, 2021
- Published
- Mar 13, 2024
- Granted
- Mar 12, 2025
- Protection ends at the latest
- Jul 11, 2041
- Next annual fee due
- Jul 31, 2027
- IPC classes
- B02C 11/04 (2006.01)B02C 4/06 (2006.01)B02C 4/28 (2006.01)B02C 25/00 (2006.01)
- PCT application
- PCT/CN2021/105778 12.07.2021
- PCT publication
- WO2023/283766 19.01.2023
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Aug 1, 2026
Next annual fee due on
- Next annual fee due on
- 31.07.2026 → 31.07.2027
Published in Swissreg on 01.08.2026
- Jan 21, 2026
Change
Published in Swissreg on 21.01.2026
- Aug 1, 2025
Next annual fee due on
- Next annual fee due on
- 31.07.2025 → 31.07.2026
Published in Swissreg on 01.08.2025
- May 9, 2025
Agent entered
- Representative
- Novagraaf International SA, Chemin de l'Echo 3, 1213 Onex
Published in Swissreg on 09.05.2025
- Mar 12, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 12.03.2025
Parties
Inventor
WITTWER, Simon
8360 Eschlikon
FRITSCHI, Philipp
Wuxi, Jiangsu 214433, CN
LI, Xinhao
Wuxi, Jiangsu 214145, 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.