OPTISCHES FASERBAND
European patent · EP4231073 · In force
Register entry
- Publication number
- EP4231073
- Application number
- EP21882736
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Oct 15, 2021
- Published
- Aug 23, 2023
- Granted
- Jan 28, 2026
- Protection ends at the latest
- Oct 14, 2041
- Next annual fee due
- Oct 31, 2026
- IPC classes
- G02B 6/44 (2006.01)
- Priority
- JP 2020175367 19.10.2020
- PCT application
- PCT/JP2021/038286 15.10.2021
- PCT publication
- WO2022/085595 28.04.2022
- Filing language
- Japanese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jan 28, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 28.01.2026
Parties
Inventor
IWAGUCHI Noriaki
Osaka-shi, Osaka 541-0041, JP
FUJII Takashi
Osaka-shi, Osaka 541-0041, JP
SATO Fumiaki
Osaka-shi, Osaka 541-0041, 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.