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European patent · EP4471480 · In force
Register entry
- Publication number
- EP4471480
- Application number
- EP23746121
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jan 17, 2023
- Published
- Dec 4, 2024
- Granted
- May 6, 2026
- Protection ends at the latest
- Jan 16, 2043
- Next annual fee due
- Jan 31, 2027
- IPC classes
- G02B 9/62 (2006.01)G02B 13/00 (2006.01)
- Priority
- CN 202210097074 27.01.2022
- PCT application
- PCT/CN2023/072573 17.01.2023
- PCT publication
- WO2023/143239 03.08.2023
- Filing language
- Chinese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- May 6, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 06.05.2026
Parties
Inventor
CHEN, Weijian
Nanchang, Jiangxi 330096, CN
XU, Yuxuan
Nanchang, Jiangxi 330096, 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.