WASSERDICHTE LAMPE

European patent · EP4001736 · Deleted

Register entry

Publication number
EP4001736
Application number
EP21207138
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Nov 9, 2021
Published
May 25, 2022
Granted
Jul 30, 2025
Deleted
Jun 23, 2026
Reason
Annual fee unpaid
IPC classes
F21S 4/20 (2016.01)
F21V 15/015 (2006.01)
F21V 27/02 (2006.01)
F21V 31/04 (2006.01)
F21Y 115/10 (2016.01)
F21Y 103/10 (2016.01)
Priority
CN 202011265825 13.11.2020
Filing language
Chinese
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. Jun 11, 2026

    Change

    Published in Swissreg on 11.06.2026

  3. Jul 30, 2025

    Granted

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

    Published in Swissreg on 30.07.2025

Parties

Inventor

Liu, Xiaoyun

Ningbo, 315103, CN

Xu, Kai

Ningbo, 315103, CN

CHEN, Dong

Ningbo, 315103, 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.