ADAPTIVE BESTIMMUNG DES ZUSTANDS EINES BOHRSTRANGS
European patent · EP4229268 · In force
Register entry
- Publication number
- EP4229268
- Application number
- EP21881335
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Oct 15, 2021
- Published
- Aug 23, 2023
- Granted
- Mar 18, 2026
- Protection ends at the latest
- Oct 14, 2041
- Next annual fee due
- Oct 31, 2026
- IPC classes
- E21B 19/16 (2006.01)E21B 44/02 (2006.01)E21B 7/04 (2006.01)E21B 47/024 (2006.01)E21B 47/18 (2012.01)
- Priority
- US 202063093022 P 16.10.2020
- PCT application
- PCT/US2021/071906 15.10.2021
- PCT publication
- WO2022/082227 21.04.2022
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 18, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 18.03.2026
Parties
Inventor
GUTAROV, Pavel
34006 Montpellier, FR
VALLET, Laurent
34006 Montpellier, FR
CHEVALLIER, Bertrand Luc
Jaya 47800, SG
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.