SCHALLGEDÄMPFTER LUFTDURCHLASS
European patent · EP4317823 · In force
Register entry
- Publication number
- EP4317823
- Application number
- EP21933282
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Dec 22, 2021
- Published
- Feb 7, 2024
- Granted
- Aug 5, 2026
- Protection ends at the latest
- Dec 21, 2041
- Next annual fee due
- Dec 31, 2026
- IPC classes
- F24F 13/02 (2006.01)F24F 13/24 (2006.01)G10K 11/16 (2006.01)G10K 11/168 (2006.01)
- Priority
- JP 2021049918 24.03.2021
- PCT application
- PCT/JP2021/047455 22.12.2021
- PCT publication
- WO2022/201692 29.09.2022
- Filing language
- Japanese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Aug 5, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 05.08.2026
Parties
Inventor
HAKUTA, Shinya
Ashigarakami-gun, Kanagawa 258-8577, JP
YAMAZOE, Shogo
Ashigarakami-gun, Kanagawa 258-8577, JP
SUGAWARA, Yoshihiro
Ashigarakami-gun, Kanagawa 258-8577, JP
ITAI, Yuichiro
Ashigarakami-gun, Kanagawa 258-8577, 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.