Durrand; Christopher
Patent Applications and Registrations
Patent applications and USPTO patent grants for Durrand; Christopher.The latest application filed is for "location device with a gravity measuring device".
- Durrand; Christopher - Pleasant Grove UT US
- Durrand; Christopher - Provo UT
- Durrand; Christopher - Pleasanton Grove UT
| Patent | Date |
|---|---|
| Flow guide actuation Grant 8,408,336 - Hall , et al. April 2, 2 | 2013-04-02 |
| Drill bit transducer device Grant 8,316,964 - Hall , et al. November 27, 2 | 2012-11-27 |
| Flow guide actuation Grant 8,267,196 - Hall , et al. September 18, 2 | 2012-09-18 |
| Changing communication priorities for downhole LWD/MWD applications Grant 8,237,584 - Hall , et al. August 7, 2 | 2012-08-07 |
| Location device with a gravity measuring device Grant 8,140,259 - Hall , et al. March 20, 2 | 2012-03-20 |
| Drill bit with an electrically isolated transmitter Grant 8,130,117 - Hall , et al. March 6, 2 | 2012-03-06 |
| Retention system Grant 8,061,784 - Hall , et al. November 22, 2 | 2011-11-22 |
| Downhole sample rate system Grant 8,061,443 - Hall , et al. November 22, 2 | 2011-11-22 |
| Retention system Grant 8,033,615 - Hall , et al. October 11, 2 | 2011-10-11 |
| Method for taking time-synchronized seismic measurements Grant 7,969,819 - Hall , et al. June 28, 2 | 2011-06-28 |
| Retention system Grant 7,946,656 - Hall , et al. May 24, 2 | 2011-05-24 |
| Location Device with a Gravity Measuring Device App 20100299102 - Hall; David R. ; et al. | 2010-11-25 |
| Changing Communication Priorities for Downhole LWD/MWD Applications App 20090267790 - Hall; David R. ; et al. | 2009-10-29 |
| Downhole sample rate system App 20090266609 - Hall; David R. ; et al. | 2009-10-29 |
| System and method for wirelessly communicating with a downhole drill string Grant 7,598,886 - Hall , et al. October 6, 2 | 2009-10-06 |
| Flow Guide Actuation App 20090236148 - Hall; David R. ; et al. | 2009-09-24 |
| Flow Guide Actuation App 20090229883 - Hall; David R. ; et al. | 2009-09-17 |
| Centering assembly for an electric downhole connection Grant 7,572,134 - Hall , et al. August 11, 2 | 2009-08-11 |
| Retention System App 20090146489 - Hall; David R. ; et al. | 2009-06-11 |
| Stabilizer Assembly App 20090025982 - Hall; David R. ; et al. | 2009-01-29 |
| Location Device with a Gravity Measuring Device App 20090012741 - Hall; David R. ; et al. | 2009-01-08 |
| High-speed, downhole, cross well measurement system Grant 7,453,768 - Hall , et al. November 18, 2 | 2008-11-18 |
| Retention System App 20080246329 - Hall; David R. ; et al. | 2008-10-09 |
| Retention System App 20080238181 - Hall; David R. ; et al. | 2008-10-02 |
| Drill bit assembly with a probe Grant 7,426,968 - Hall , et al. September 23, 2 | 2008-09-23 |
| Centering assembly for an electric downhole connection App 20080223569 - Hall; David R. ; et al. | 2008-09-18 |
| Method for taking seismic measurements App 20080217057 - Hall; David R. ; et al. | 2008-09-11 |
| System and Method for Wirelessly Communicating with a Downhole Drill String App 20070257811 - Hall; David R. ; et al. | 2007-11-08 |
| Drill Bit Transducer Device App 20070229232 - Hall; David R. ; et al. | 2007-10-04 |
| Drill Bit with an Electrically Isolated Transmitter App 20070229304 - Hall; David R. ; et al. | 2007-10-04 |
| Flexible inductive resistivity device Grant 7,265,649 - Hall , et al. September 4, 2 | 2007-09-04 |
| Drill Bit Assembly with a Probe App 20070114061 - Hall; David R. ; et al. | 2007-05-24 |
| High-speed, Downhole, Cross Well Measurement System App 20060221768 - Hall; David R. ; et al. | 2006-10-05 |
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