VERFAHREN ZUR HERSTELLUNG VON STYROL-MONOMEREN DURCH DEPOLYMERISATION EINER STYROL-COPOLYMER-HALTIGEN POLYMERMASSE
European patent · EP4045580 · Deleted
Register entry
- Publication number
- EP4045580
- Application number
- EP20792358
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Oct 13, 2020
- Published
- Aug 24, 2022
- Granted
- Dec 6, 2023
- Deleted
- May 23, 2025
- Reason
- Annual fee unpaid
- IPC classes
- C08J 11/12 (2006.01)
- Priority
- EP 19203427 15.10.2019
- PCT application
- PCT/EP2020/078707 13.10.2020
- PCT publication
- WO2021/074112 22.04.2021
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- May 23, 2025
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 23.05.2025
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 23.05.2025
- Oct 16, 2024
Change
Published in Swissreg on 16.10.2024
- Dec 6, 2023
Granted
Published in Swissreg on 06.12.2023
Parties
Inventor
WILHELMUS, Bianca
63456 Hanau, DE
NIESSNER, Norbert
67159 Friedelsheim, DE
COCHRAN, Thomas W.
Wilmington, Illinois 60481, 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.