TONAUSGABEVORRICHTUNG

European patent · EP4175315 · In force

Register entry

Publication number
EP4175315
Application number
EP21828234
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Apr 30, 2021
Published
May 3, 2023
Granted
Nov 26, 2025
Protection ends at the latest
Apr 29, 2041
Next annual fee due
Apr 30, 2026
IPC classes
H04R 1/10 (2006.01)
Priority
JP 2020109931 25.06.2020
PCT application
PCT/JP2021/017284 30.04.2021
PCT publication
WO2021/261084 30.12.2021
Filing language
Japanese
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Oct 7, 2026

    Change

    Published in Swissreg on 07.10.2026

  2. Nov 26, 2025

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 26.11.2025

Parties

Holder

SONY GROUP CORPORATION

Sony Group Corporation

1-7-1 Konan Minato-ku, Tokyo 108-0075, JP

Inventor

FUJII, Hiroaki

Tokyo 141-8610, JP

KATO, Kentaro

Tokyo 141-8610, JP

ITO, Tomohiro

Tokyo 141-8610, 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.