HEIZELEMENT

European patent · EP4007446 · Deleted

Register entry

Publication number
EP4007446
Application number
EP21155736
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Feb 8, 2021
Published
Jun 1, 2022
Granted
Dec 3, 2025
Deleted
Sep 23, 2026
Reason
Annual fee unpaid
IPC classes
H05B 3/16 (2006.01)
H05B 3/26 (2006.01)
A24F 40/44 (2020.01)
H05B 3/06 (2006.01)
Priority
CN 202011344634 26.11.2020
CN 202022771045 U 26.11.2020
Filing language
English
Source
Swissreg

History

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

  1. Oct 14, 2026

    Change

    Published in Swissreg on 14.10.2026

  2. Sep 23, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.09.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.09.2026

  3. Dec 3, 2025

    Granted

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

    Published in Swissreg on 03.12.2025

Parties

Inventor

LIU, Tuanfang

Shenzhen, Guangdong 518000, 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.