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 26.11.2020CN 202022771045 U 26.11.2020
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 14, 2026
Change
Published in Swissreg on 14.10.2026
- 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
- 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.