DOPPELFREQUENZ-ULTRASCHALLWANDLER
European patent · EP3788361 · Deleted
Register entry
- Publication number
- EP3788361
- Application number
- EP19796200
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Apr 24, 2019
- Published
- Mar 10, 2021
- Granted
- Jan 29, 2025
- Deleted
- Nov 25, 2025
- Reason
- Annual fee unpaid
- IPC classes
- G01S 15/89 (2006.01)G01S 7/52 (2006.01)G01N 29/22 (2006.01)G01N 29/24 (2006.01)B06B 1/06 (2006.01)
- Priority
- US 201862666519 P 03.05.2018US 201816051060 31.07.2018
- PCT application
- PCT/US2019/028832 24.04.2019
- PCT publication
- WO2019/212813 07.11.2019
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Dec 10, 2025
Change
Published in Swissreg on 10.12.2025
- 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
- Jan 29, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.01.2025
Parties
Inventor
PANG, Guofeng
Ajax, ON 215 4W7, CA
IVANYTSKYY, Oleg
Toronto, ON M2R 3R4, CA
AMINI, Hossein
Toronto, ON M6B 1J7, CA
KOLAJA, Robert
Toronto, ON M2J 3N9, CA
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.