ANNULUS-BOHRER
European patent · EP2673450 · In force
Register entry
- Publication number
- EP2673450
- Application number
- EP12745269
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Feb 10, 2012
- Published
- Dec 18, 2013
- Granted
- Feb 24, 2021
- Protection ends at the latest
- Feb 9, 2032
- Next annual fee due
- Feb 28, 2027
- IPC classes
- E21B 4/14 (2006.01)E02D 7/10 (2006.01)E02D 17/06 (2006.01)E21B 10/36 (2006.01)
- Priority
- US 201161441656 P 11.02.2011
- PCT application
- PCT/CN2012/071040 10.02.2012
- PCT publication
- WO2012/106999 16.08.2012
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 1, 2026
Change
Published in Swissreg on 01.03.2026
- Mar 1, 2025
Change
Published in Swissreg on 01.03.2025
- Mar 1, 2024
Change
Published in Swissreg on 01.03.2024
- May 8, 2023
Address changed
- Representative
- Valipat S.A., c/o BOVARD SA Neuchâtel, Rue des Noyers 11, 2000 Neuchâtel → VALIPAT, c/o BOVARD LTD, Optingenstrasse 16, 3013 Bern
Published in Swissreg on 08.05.2023
- Mar 6, 2023
Change
Published in Swissreg on 06.03.2023
- Jan 5, 2022
Change
Published in Swissreg on 05.01.2022
- May 20, 2021
Agent entered
- Representative
- Valipat S.A., c/o BOVARD SA Neuchâtel, Rue des Noyers 11, 2000 Neuchâtel
Published in Swissreg on 20.05.2021
- Feb 24, 2021
Granted
Published in Swissreg on 24.02.2021
Parties
Inventor
CHAN, Kin Choi
Chai Wan Hong Kong, CN
CHAN, Leung Choi
Chai Wan Hong Kong, CN
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.