VERDICHTER

European patent · EP4251883 · Deleted

Register entry

Publication number
EP4251883
Application number
EP21824466
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Nov 19, 2021
Published
Oct 4, 2023
Granted
Dec 25, 2024
Deleted
Jun 23, 2026
Reason
Annual fee unpaid
IPC classes
F04B 39/02 (2006.01)
F04B 39/12 (2006.01)
F04C 29/02 (2006.01)
F01C 21/00 (2006.01)
F25B 31/00 (2006.01)
G01K 1/14 (2021.01)
Priority
DE 102020131351 26.11.2020
PCT application
PCT/DE2021/100918 19.11.2021
PCT publication
WO2022/111759 02.06.2022
Filing language
German
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. Nov 5, 2025

    Change

    Published in Swissreg on 05.11.2025

  3. Apr 9, 2025

    Owner

    Owner
    Viessmann Climate Solutions SE, Viessmannstrasse 1, 35108 Allendorf, Germany → Viessmann Holding International GmbH, Viessmannstraße 1, 35108 Allendorf (Eder), Germany

    Published in Swissreg on 09.04.2025

  4. Dec 25, 2024

    Granted

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

    Published in Swissreg on 25.12.2024

Parties

Holder

Viessmann Holding International GmbH

Viessmannstraße 1, 35108 Allendorf (Eder), DE

Inventor

IMMEL, Markus

35075 Gladenbach, DE

LANG, Eduard

35108 Allendorf, DE

KAUTZNER, Lars

35039 Marburg, DE

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.