NACHWEIS DER DATENAUFBEWAHRUNG MIT BLOCKCHAIN
European patent · EP4487521 · In force
Register entry
- Publication number
- EP4487521
- Application number
- EP23709151
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Mar 1, 2023
- Published
- Jan 8, 2025
- Granted
- Feb 18, 2026
- Protection ends at the latest
- Feb 28, 2043
- Next annual fee due
- Mar 31, 2027
- IPC classes
- G06F 21/64 (2013.01)G06F 16/901 (2019.01)H04L 9/00 (2022.01)
- Priority
- GB 202202805 01.03.2022
- PCT application
- PCT/EP2023/055135 01.03.2023
- PCT publication
- WO2023/166031 07.09.2023
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Apr 1, 2026
Change
Published in Swissreg on 01.04.2026
- Feb 18, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 18.02.2026
Parties
Inventor
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.