DÄMPFUNGSVORRICHTUNG UND WINDTURBINENGENERATORSYSTEM

European patent · EP4119792 · Deleted

Register entry

Publication number
EP4119792
Application number
EP20928294
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Sep 10, 2020
Published
Jan 18, 2023
Granted
Jan 22, 2025
Deleted
May 4, 2026
Reason
Annual fee unpaid
IPC classes
F03D 80/00 (2016.01)
F03D 80/80 (2016.01)
F16F 15/03 (2006.01)
Priority
CN 202010240404 31.03.2020
PCT application
PCT/CN2020/114582 10.09.2020
PCT publication
WO2021/196526 07.10.2021
Filing language
Chinese
Source
Swissreg

History

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

  1. May 4, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    04.05.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 04.05.2026

  2. Dec 3, 2025

    Change

    Published in Swissreg on 03.12.2025

  3. Jan 22, 2025

    Granted

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

    Published in Swissreg on 22.01.2025

Parties

Holder

Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.

Beijing Goldwind Science & Creation Windpower Equipment Co. Ltd.

No. 19 Kangding Road Beijing Economic & Technological Development Zone Daxing District, Beijing 100176, CN

Inventor

LIU, Yan

Beijing 100176, CN

BAI, Liang

Beijing 100176, CN

LI, Shuanghu

Beijing 100176, CN

CHU, Jiankun

Beijing 100176, CN

REN, Wensi

Beijing 100176, CN

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.