PLATTENWÄRMETAUSCHER

European patent · EP3951309 · Deleted

Register entry

Publication number
EP3951309
Application number
EP19925924
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Apr 23, 2019
Published
Feb 9, 2022
Granted
Mar 12, 2025
Deleted
Nov 25, 2025
Reason
Annual fee unpaid
IPC classes
F28F 9/02 (2006.01)
F28D 1/03 (2006.01)
F28F 3/08 (2006.01)
PCT application
PCT/JP2019/017200 23.04.2019
PCT publication
WO2020/217308 29.10.2020
Filing language
Japanese
Source
Swissreg

History

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

  1. Jan 21, 2026

    Change

    Published in Swissreg on 21.01.2026

  2. Nov 25, 2025

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    25.11.2025
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 25.11.2025

  3. Mar 12, 2025

    Granted

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

    Published in Swissreg on 12.03.2025

Parties

Holder

Hisaka Works, Ltd.

2-12-7 Sonezaki Kita-ku, Osaka-shi, Osaka 530-0057, JP

Inventor

TANAKA, Nobuo

Osaka-shi, Osaka 578-0973, 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.