ROTOREINDÄMMUNGSSTRUKTUR
European patent · EP4219953 · Deleted
Register entry
- Publication number
- EP4219953
- Application number
- EP23153337
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Jan 25, 2023
- Published
- Aug 2, 2023
- Granted
- Dec 17, 2025
- Deleted
- Aug 25, 2026
- Reason
- Annual fee unpaid
- IPC classes
- F04D 29/42 (2006.01)F04D 29/02 (2006.01)F01D 21/04 (2006.01)F01D 9/04 (2006.01)B22F 5/00 (2006.01)B33Y 80/00 (2015.01)
- Priority
- US 202217587883 28.01.2022
- 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
- Aug 25, 2026
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 25.08.2026
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 25.08.2026
- 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
Inventor
KILCHYK, Viktor
Lancaster, US
SIMPSON, Christopher
West Hartford, 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.