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European patent · EP3967877 · Deleted
Register entry
- Publication number
- EP3967877
- Application number
- EP20802976
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Apr 15, 2020
- Published
- Mar 16, 2022
- Granted
- Jun 12, 2024
- Deleted
- Nov 25, 2025
- Reason
- Annual fee unpaid
- IPC classes
- F04B 39/04 (2006.01)F04B 35/04 (2006.01)F04B 39/12 (2006.01)
- Priority
- US 201916406288 08.05.2019
- PCT application
- PCT/CN2020/084914 15.04.2020
- PCT publication
- WO2020/224400 12.11.2020
- Filing language
- Chinese
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Nov 25, 2025
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 25.11.2025
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 25.11.2025
- Apr 23, 2025
Change
Published in Swissreg on 23.04.2025
- Jun 12, 2024
Granted
Published in Swissreg on 12.06.2024
Parties
Holder
Inventor
HAHN, Gregory William
Wilmington, DE 19801, US
TCHOLAKOV, Dimitar
Wilmington, DE 19801, 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.