Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7857058 | Downhole swivel joint assembly and method of using said swivel joint assembly | Rory McCrae Tulloch | 2010-12-28 |
| 7789138 | Well casing straddle assembly | Gary Pape | 2010-09-07 |
| 7669664 | Apparatus and method for opening and closing lateral boreholes | Anthony LaPlante, Ian Gillies, Terence Johnston | 2010-03-02 |
| 7506704 | Downhole swivel joint | Rory McCrae Tulloch | 2009-03-24 |
| 7481461 | Device which is expandable to engage the interior of a tube | Gary Pape, Tony LaPlante | 2009-01-27 |
| 7357198 | Downhole apparatus | Rory McCrae Tulloch, Neil Andrew Moir | 2008-04-15 |
| 7337847 | Multi-cycle downhole apparatus | Rory McCrae Tulloch, Ian Gillies | 2008-03-04 |
| 7331387 | Downhole window finder and method of using the same | Robert Chadwick | 2008-02-19 |
| 7311141 | Casing scraper | Rory McCrae Tulloch | 2007-12-25 |
| 7281584 | Multi-cycle downhill apparatus | Ian Gillies | 2007-10-16 |
| 7255164 | Casing brush assembly | Rory McCrae Tulloch | 2007-08-14 |
| 7198101 | Downhole release joint | Ian Gillies | 2007-04-03 |
| 7168492 | Wellbore annulus flushing valve | Tony LaPlante | 2007-01-30 |
| 7096962 | Wellbore recovery operation | Ian Gillies, Brian Cruickshank | 2006-08-29 |
| 7069996 | Completion of lateral well bores | — | 2006-07-04 |
| 7036580 | Downhole motor lock-up tool | Ian Gillies | 2006-05-02 |
| 7011151 | Sealed lateral wellbore junction | Robert Chadwick, Gary A. Taylor | 2006-03-14 |
| 6899179 | Bypass valve | Ian Gillies | 2005-05-31 |
| 6880631 | Whipstock casing milling system | Charles H. Dewey | 2005-04-19 |
| 6761217 | Downhole latch assembly and method of using the same | — | 2004-07-13 |
| 6752211 | Method and apparatus for multilateral junction | Charles H. Dewey, Glenn L. Allison, Praful C. Desai | 2004-06-22 |
| 6702014 | Deflector tool for deflecting items through a window in borehole casing | Ian Gillies | 2004-03-09 |
| 6675897 | Downhole bypass valve | Ian Gillies | 2004-01-13 |
| 6659203 | Lockable motor assembly for use in a well bore | Brian Cruickshank, John P. Boyce, Christopher J. Caton | 2003-12-09 |
| 6554073 | Method and apparatus for removing wellhead assemblies | — | 2003-04-29 |