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European patent · EP3953410 · In force
Register entry
- Publication number
- EP3953410
- Application number
- EP20722933
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Apr 10, 2020
- Published
- Feb 16, 2022
- Granted
- Dec 17, 2025
- Protection ends at the latest
- Apr 9, 2040
- Next annual fee due
- Apr 30, 2026
- IPC classes
- C08G 69/36 (2006.01)C08L 77/02 (2006.01)C08L 77/06 (2006.01)
- Priority
- US 201962831781 P 10.04.2019
- PCT application
- PCT/US2020/027709 10.04.2020
- PCT publication
- WO2020/210656 15.10.2020
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 28, 2026
Change
Published in Swissreg on 28.10.2026
- Dec 17, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 17.12.2025
Parties
Holder
Celanese Polymers Holding, Inc.
Wilmington, DE 19803, US
Inventor
MATHEW, Annakutty
Kingston, Ontario K7P 2K4, CA
NOZAKI, Masahiro
Utsunomiya-shi, Tochigi 321--0932, JP
KOBAYASHI, Toshikazu
Chadds Ford, Pennsylvania 19317, US
WICHMANN, Mark
Wilmington, Delaware 19803, 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.