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European patent · EP4003979 · Deleted
Register entry
- Publication number
- EP4003979
- Application number
- EP20757076
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Jul 28, 2020
- Published
- Jun 1, 2022
- Granted
- Nov 13, 2024
- Deleted
- Feb 24, 2026
- Reason
- Annual fee unpaid
- IPC classes
- C07D 401/14 (2006.01)C07D 417/14 (2006.01)A61P 25/28 (2006.01)A61P 35/00 (2006.01)A61K 31/606 (2006.01)A61K 31/427 (2006.01)
- Priority
- US 201962880700 P 31.07.2019
- PCT application
- PCT/US2020/043855 28.07.2020
- PCT publication
- WO2021/021797 04.02.2021
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Feb 24, 2026
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 24.02.2026
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 24.02.2026
- Sep 24, 2025
Change
Published in Swissreg on 24.09.2025
- Nov 13, 2024
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 13.11.2024
Parties
Inventor
STATSYUK, Alexander
Houston, TX 77004, US
CHOWDHURY, Sandipan, Roy
Houston, TX 77204, 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.