AUDIOERZEUGUNGSVERFAHREN UND -SYSTEM
European patent · EP4273860 · In force
Register entry
- Publication number
- EP4273860
- Application number
- EP20967703
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Dec 31, 2020
- Published
- Nov 8, 2023
- Granted
- Mar 18, 2026
- Protection ends at the latest
- Dec 30, 2040
- Next annual fee due
- Dec 31, 2026
- IPC classes
- G10L 21/0216 (2013.01)G10L 21/0232 (2013.01)G10L 21/0272 (2013.01)H04R 1/10 (2026.01)H04R 3/00 (2006.01)G10L 25/60 (2013.01)
- PCT application
- PCT/CN2020/142004 31.12.2020
- PCT publication
- WO2022/141364 07.07.2022
- Filing language
- Chinese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 18, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 18.03.2026
Parties
Inventor
ZHENG, Jinbo
Shenzhen, Guangdong 518000, CN
ZHOU, Meilin
Shenzhen, Guangdong 518000, CN
LIAO, Fengyun
Shenzhen, Guangdong 518000, CN
QI, Xin
Shenzhen, Guangdong 518000, 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.