METALLOCEN-KATALYSATOREN FÜR POLYETHYLEN
European patent · EP4107194 · Deleted
Register entry
- Publication number
- EP4107194
- Application number
- EP21711128
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Feb 18, 2021
- Published
- Dec 28, 2022
- Granted
- Apr 10, 2024
- Deleted
- Sep 23, 2025
- Reason
- Annual fee unpaid
- IPC classes
- C08F 10/02 (2006.01)C08F 4/6592 (2006.01)
- Priority
- US 202016797875 21.02.2020
- PCT application
- PCT/US2021/018439 18.02.2021
- PCT publication
- WO2021/168023 26.08.2021
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 23, 2025
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 23.09.2025
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 23.09.2025
- Feb 19, 2025
Change
Published in Swissreg on 19.02.2025
- Apr 10, 2024
Granted
Published in Swissreg on 10.04.2024
Parties
Inventor
YANG, Qing
Bartlesville, Oklahoma 74006, US
ASKEW, Jim B.
Barnsdall, Oklahoma 74002, US
MUNINGER, Randall S.
Dewey, Oklahoma 74029, US
ASH, Carlton E.
Owasso, Oklahoma 74055, US
DING, Errun
Mason, Ohio 45040, US
CHEN, Zhou
Tulsa, Oklahoma 74133, 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.