DROSSELRING

European patent · EP3961034 · In force

Register entry

Publication number
EP3961034
Application number
EP20193746
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Aug 31, 2020
Published
Mar 2, 2022
Granted
Apr 23, 2025
Protection ends at the latest
Aug 30, 2040
Next annual fee due
Aug 31, 2027
IPC classes
F04B 39/00 (2006.01)
F04B 39/04 (2006.01)
F04B 53/02 (2006.01)
F04B 53/16 (2006.01)
F16J 15/26 (2006.01)
F04B 41/02 (2006.01)
Filing language
German
Source
Swissreg

History

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

  1. Sep 1, 2026

    Next annual fee due on

    Next annual fee due on
    31.08.2026 → 31.08.2027

    Published in Swissreg on 01.09.2026

  2. Mar 4, 2026

    Change

    Published in Swissreg on 04.03.2026

  3. Sep 1, 2025

    Next annual fee due on

    Next annual fee due on
    31.08.2025 → 31.08.2026

    Published in Swissreg on 01.09.2025

  4. Jun 12, 2025

    Agent entered

    Representative
    Hepp Wenger Ryffel AG, Friedtalweg 5, 9500 Wil

    Published in Swissreg on 12.06.2025

  5. Apr 23, 2025

    Granted

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

    Published in Swissreg on 23.04.2025

Parties

Holder

Burckhardt Compression AG

Franz-Burckhardt-Strasse 5, 8404 Winterthur

Agent

Hepp Wenger Ryffel AG

Friedtalweg 5, 9500 Wil

Inventor

Feistel, Norbert

8548 Ellikon a.d. Thur

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.