LÜFTER
European patent · EP4121201 · In force
Register entry
- Publication number
- EP4121201
- Application number
- EP20955467
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Dec 17, 2020
- Published
- Jan 25, 2023
- Granted
- Apr 29, 2026
- Protection ends at the latest
- Dec 16, 2040
- Next annual fee due
- Dec 31, 2026
- IPC classes
- B01F 23/232 (2022.01)B01F 23/236 (2022.01)B01F 25/431 (2022.01)B01F 101/17 (2022.01)
- Priority
- US 202017033784 26.09.2020
- PCT application
- PCT/US2020/065549 17.12.2020
- PCT publication
- WO2022/066196 31.03.2022
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Apr 29, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.04.2026
Parties
Inventor
GUPTA, Chakra, V.
Lenoir, NC 28645, US
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.