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European patent · EP4086428 · Deleted
Register entry
- Publication number
- EP4086428
- Application number
- EP22180725
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Dec 30, 2016
- Published
- Nov 9, 2022
- Granted
- Oct 16, 2024
- Deleted
- Jul 23, 2025
- Reason
- Annual fee unpaid
- IPC classes
- E21B 41/00 (2006.01)E21B 41/02 (2006.01)E21B 47/12 (2012.01)
- Divided from
- EP16822512
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Aug 27, 2025
Change
Published in Swissreg on 27.08.2025
- Jul 23, 2025
Deleted, fee unpaid
- Status of protective title
- Active → Cancelled
- Cancellation date
- 23.07.2025
- Cause for cancellation
- Non-payment of renewal fee
Published in Swissreg on 23.07.2025
- Oct 16, 2024
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 16.10.2024
Parties
Inventor
HUDSON, Steven Martin
Aberdeen, AB21 0GS, GB
JARVIS, Leslie David
Aberdeen, AB21 0GS, GB
ROSS, Shaun Compton
Aberdeen, AB21 0GS, GB
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.