KONSTRUKTION EINES WÄRMETAUSCHERKERNS
European patent · EP4155654 · In force
Register entry
- Publication number
- EP4155654
- Application number
- EP21461599
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Sep 24, 2021
- Published
- Mar 29, 2023
- Granted
- Mar 18, 2026
- Protection ends at the latest
- Sep 23, 2041
- Next annual fee due
- Sep 30, 2026
- IPC classes
- F28F 7/02 (2006.01)F28F 13/00 (2006.01)
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 18, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 18.03.2026
Parties
Holder
Inventor
LEWANDOWSKI, Rafa
51-317 Wroclaw, PL
LEWANDOWSKI, Dawid
51-317 Wroclaw, 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.