LUFTABSAUGER MIT EINER FLÜSSIGKEITSPUMPE

European patent · EP4279737 · In force

Register entry

Publication number
EP4279737
Application number
EP23174199
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
May 19, 2023
Published
Nov 22, 2023
Granted
Jul 9, 2025
Protection ends at the latest
May 18, 2043
Next annual fee due
May 31, 2026
IPC classes
F04D 17/18 (2006.01)
F04B 35/00 (2006.01)
F04B 37/14 (2006.01)
F04B 39/00 (2006.01)
F04B 41/02 (2006.01)
F04B 53/14 (2006.01)
F04F 5/06 (2006.01)
F04F 5/08 (2006.01)
Priority
CN 202210553496 20.05.2022
Filing language
Chinese
Source
Swissreg

History

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

  1. May 21, 2026

    Change

    Published in Swissreg on 21.05.2026

  2. Jul 9, 2025

    Granted

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

    Published in Swissreg on 09.07.2025

Parties

Holder

Zhejiang University

No. 866, Yuhangtang Road Xihu District, Hangzhou, Zhejiang 310058, CN

Inventor

LI, Xin

Hangzhou, CN

XIAN, Dongting

Hangzhou, 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.