SPÜLSYSTEM
European patent · EP4227469 · In force
Register entry
- Publication number
- EP4227469
- Application number
- EP23166908
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- May 28, 2021
- Published
- Aug 16, 2023
- Granted
- Oct 29, 2025
- Protection ends at the latest
- May 27, 2041
- Next annual fee due
- May 31, 2027
- IPC classes
- E03D 1/22 (2006.01)E03D 1/26 (2006.01)E03D 1/34 (2006.01)E03D 1/36 (2006.01)
- Divided from
- EP21176492
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 9, 2026
Change
Published in Swissreg on 09.09.2026
- Jun 1, 2026
Next annual fee due on
- Next annual fee due on
- 31.05.2026 → 31.05.2027
Published in Swissreg on 01.06.2026
- Dec 1, 2025
Agent entered
- Representative
- Isler & Pedrazzini AG, Postfach, 8027 Zürich
Published in Swissreg on 01.12.2025
- Oct 29, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.10.2025
Parties
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.