C-Tech Oilwell Technologies Inc.

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Well string injection system and method
- Patent number 7,383,879
- Issue date Jun 10, 2008
- C-Tech Oilwell Technologies Inc.
- Emanuel Kulhanek
- E21 - EARTH DRILLING MINING
Information Patent Grant
Balanced continuous well string injection unit
- Patent number 7,318,482
- Issue date Jan 15, 2008
- C-Tech Oilwell Technologies Inc.
- Emanuel Kulhanek
- B66 - HOISTING LIFTING HAULING

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Trademarklast 30 trademarks

Information Trademark
86059101 - RSRX
- Serial number 86059101
- Registration number 4679622
- Filing date Sep 9, 2013
- C-Tech Oilwell Technologies Inc.
- 7 - Machines and machine tools
Information Trademark
86059158 - SRX
- Serial number 86059158
- Registration number 4679625
- Filing date Sep 9, 2013
- C-Tech Oilwell Technologies Inc.
- 7 - Machines and machine tools
Information Trademark
86059110 - TMX
- Serial number 86059110
- Registration number 4679623
- Filing date Sep 9, 2013
- C-Tech Oilwell Technologies Inc.
- 7 - Machines and machine tools
Information Trademark
86059131 - RSR
- Serial number 86059131
- Registration number 4679624
- Filing date Sep 9, 2013
- C-Tech Oilwell Technologies Inc.
- 7 - Machines and machine tools
Information Trademark
85824877 - FIREBLADE
- Serial number 85824877
- Registration number 4731979
- Filing date Jan 16, 2013
- C-Tech Oilwell Technologies Inc.
- 7 - Machines and machine tools