WÄRMEROHR-WÄRMETAUSCHER

European patent · EP4215859 · Deleted

Register entry

Publication number
EP4215859
Application number
EP22877346
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Nov 7, 2022
Published
Jul 26, 2023
Granted
May 28, 2025
Deleted
Jun 23, 2026
Reason
Annual fee unpaid
IPC classes
F28D 7/00 (2006.01)
F28D 15/02 (2006.01)
Priority
KR 20210174762 08.12.2021
PCT application
PCT/KR2022/017312 07.11.2022
PCT publication
WO2023/106647 15.06.2023
Filing language
Korean
Source
Swissreg

History

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

  1. Jun 23, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.06.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.06.2026

  2. Apr 9, 2026

    Change

    Published in Swissreg on 09.04.2026

  3. May 28, 2025

    Granted

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

    Published in Swissreg on 28.05.2025

Parties

Holder

Ajou University Industry-Academic Cooperation Foundation

Woncheon-dong 206 World cup-ro Yeongtong-gu, Suwon-si, Gyeonggi-do 16499, KR

Inventor

LEE, Jungho

Sejong 30151, KR

KANG, Sukkyung

Suwon-si, Gyeonggi-do 16575, KR

DOH, Su-Yoon

Suwon-si, Gyeonggi-do 16530, KR

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.