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European patent · EP4208749 · In force
Register entry
- Publication number
- EP4208749
- Application number
- EP21949918
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Oct 14, 2021
- Published
- Jul 12, 2023
- Granted
- Sep 16, 2026
- Protection ends at the latest
- Oct 13, 2041
- Next annual fee due
- Oct 31, 2026
- IPC classes
- G02B 15/14 (2006.01)
- Priority
- CN 202110785932 12.07.2021
- PCT application
- PCT/CN2021/123746 14.10.2021
- PCT publication
- WO2023/284145 19.01.2023
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 16, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 16.09.2026
Parties
Inventor
XING, Yuanyuan
Hangzhou, Zhejiang 310053, CN
LIU, Kai
Hangzhou, Zhejiang 310053, CN
DING, Hongxing
Hangzhou, Zhejiang 310053, 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.