BOHRKOPFSYSTEME UND -VERFAHREN
European patent · EP3551835 · Deleted
Register entry
- Publication number
- EP3551835
- Application number
- EP17879820
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Dec 12, 2017
- Published
- Oct 16, 2019
- Granted
- Dec 28, 2022
- Deleted
- Jul 23, 2024
- Reason
- Annual fee unpaid
- IPC classes
- E21B 33/03 (2006.01)E21B 33/068 (2006.01)
- Priority
- US 201662432808 P 12.12.2016
- PCT application
- PCT/US2017/065831 12.12.2017
- PCT publication
- WO2018/111882 21.06.2018
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 23, 2024
Deleted, fee unpaid
Published in Swissreg on 23.07.2024
- Nov 8, 2023
Change
Published in Swissreg on 08.11.2023
- Dec 28, 2022
Granted
Published in Swissreg on 28.12.2022
Parties
Inventor
NAVAR, Jose
Houston, Texas 77056, US
VANDERFORD, Delbert
Cypress, Texas 77429, US
NGUYEN, Dennis
Pearland, Texas 77581, US
LIM, Haw, Keat
Singapore 629560, SG
NGUYEN, Kythu
Friendswood, Texas 77546, US
BUSCH, Jason
Houston, Texas 77027, 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.