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European patent · EP4256704 · In force
Register entry
- Publication number
- EP4256704
- Application number
- EP21815613
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Nov 15, 2021
- Published
- Oct 11, 2023
- Granted
- Sep 23, 2026
- Protection ends at the latest
- Nov 14, 2041
- Next annual fee due
- Nov 30, 2026
- IPC classes
- H03K 17/082 (2006.01)H02M 1/08 (2006.01)H02M 1/36 (2007.01)H02M 1/32 (2007.01)H02M 5/297 (2006.01)
- Priority
- GB 202019091 03.12.2020
- PCT application
- PCT/GB2021/052948 15.11.2021
- PCT publication
- WO2022/117989 09.06.2022
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 23, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 23.09.2026
Parties
Holder
Inventor
GREETHAM, Stephen
Malmesbury Wiltshire SN16 0RP, GB
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.