DICHTUNG
European patent · EP4121670 · Deleted
Register entry
- Publication number
- EP4121670
- Application number
- EP21718344
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Mar 18, 2021
- Published
- Jan 25, 2023
- Granted
- Dec 18, 2024
- Deleted
- Oct 23, 2025
- Reason
- Annual fee unpaid
- IPC classes
- F16J 15/10 (2006.01)F16L 17/067 (2006.01)F16L 23/22 (2006.01)
- Priority
- GB 202003996 19.03.2020
- PCT application
- PCT/US2021/023044 18.03.2021
- PCT publication
- WO2021/188842 23.09.2021
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 29, 2025
Change
Published in Swissreg on 29.10.2025
- Oct 23, 2025
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 23.10.2025
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 23.10.2025
- Dec 25, 2024
Change
Published in Swissreg on 25.12.2024
- Dec 18, 2024
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 18.12.2024
Parties
Inventor
BOND, Stephen Peter
Houston, Texas 77007, US
LI, Yi
League City, Texas 77007, 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.