WÄRMETAUSCHER
European patent · EP4308873 · Deleted
Register entry
- Publication number
- EP4308873
- Application number
- EP22707173
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Feb 23, 2022
- Published
- Jan 24, 2024
- Granted
- Oct 22, 2025
- Deleted
- Sep 23, 2026
- Reason
- Annual fee unpaid
- IPC classes
- F28F 19/00 (2006.01)
- Priority
- EP 21163035 17.03.2021
- PCT application
- PCT/EP2022/054481 23.02.2022
- PCT publication
- WO2022/194504 22.09.2022
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- 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
- Sep 2, 2026
Change
Published in Swissreg on 02.09.2026
- Oct 22, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 22.10.2025
Parties
Inventor
POTOK, Dariusz
32 050 Skawina, PL
BUJAS, Agnieszka
32 050 Skawina, PL
BIALO, Lukasz
32 050 Skawina, PL
LIPOWSKI, Mateusz
32 050 Skawina, PL
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.