DICHTUNG

European patent · EP4105294 · Deleted

Register entry

Publication number
EP4105294
Application number
EP21754647
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Feb 3, 2021
Published
Dec 21, 2022
Granted
Jul 30, 2025
Deleted
Sep 23, 2026
Reason
Annual fee unpaid
IPC classes
C09K 3/10 (2006.01)
F16F 15/08 (2006.01)
F16J 15/10 (2006.01)
F16J 15/12 (2006.01)
F16J 15/08 (2006.01)
F16J 15/06 (2006.01)
Priority
JP 2020021830 12.02.2020
PCT application
PCT/JP2021/003919 03.02.2021
PCT publication
WO2021/161871 19.08.2021
Filing language
Japanese
Source
Swissreg

History

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

  1. Sep 23, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.09.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.09.2026

  2. Jun 11, 2026

    Change

    Published in Swissreg on 11.06.2026

  3. Jul 30, 2025

    Granted

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

    Published in Swissreg on 30.07.2025

Parties

Inventor

WATANABE, Isao

Fukushima-shi, Fukushima 960-1193, JP

SHIMURA, Ryota

Nihonmatsu-shi, Fukushima 964-8533, JP

TAKEKAWA, Daiki

Tsujido-shinmachi, Fujisawa-shi, Kanagawa 251- 0042, 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.