Pavel; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pavel; David.The latest application filed is for "three-way flow sub for continuous circulation".
- Pavel; David - Kingwood TX
| Patent | Date |
|---|---|
| Three-way flow sub for continuous circulation Grant 10,107,053 - Bansal , et al. October 23, 2 | 2018-10-23 |
| Managed pressure cementing Grant 9,951,600 - Hannegan , et al. April 24, 2 | 2018-04-24 |
| Three-way Flow Sub For Continuous Circulation App 20160281448 - BANSAL; Ram K. ; et al. | 2016-09-29 |
| Rotating continuous flow sub Grant 9,416,599 - Bailey , et al. August 16, 2 | 2016-08-16 |
| Three-way flow sub for continuous circulation Grant 9,353,587 - Bansal , et al. May 31, 2 | 2016-05-31 |
| Managed Pressure Cementing App 20160145995 - HANNEGAN; Don M. ; et al. | 2016-05-26 |
| Dual gradient managed pressure drilling Grant 9,328,575 - Feasey , et al. May 3, 2 | 2016-05-03 |
| Managed pressure cementing Grant 9,249,646 - Hannegan , et al. February 2, 2 | 2016-02-02 |
| Downhole deployment valves Grant 8,905,140 - Noske , et al. December 9, 2 | 2014-12-09 |
| Downhole Deployment Valves App 20140318796 - NOSKE; Joe ; et al. | 2014-10-30 |
| Downhole deployment valves Grant 8,789,603 - Noske , et al. July 29, 2 | 2014-07-29 |
| Rotating Continuous Flow Sub App 20140144706 - BAILEY; Thomas F. ; et al. | 2014-05-29 |
| Rotating continuous flow sub Grant 8,627,890 - Bailey , et al. January 14, 2 | 2014-01-14 |
| Downhole Deployment Valves App 20130319679 - NOSKE; Joe ; et al. | 2013-12-05 |
| Downhole deployment valves Grant 8,544,549 - Noske , et al. October 1, 2 | 2013-10-01 |
| Downhole deployment valves Grant 8,534,362 - Noske , et al. September 17, 2 | 2013-09-17 |
| Downhole deployment valves Grant 8,522,878 - Noske , et al. September 3, 2 | 2013-09-03 |
| Dual Gradient Managed Pressure Drilling App 20130192841 - Feasey; Guy F. ; et al. | 2013-08-01 |
| Managed Pressure Cementing App 20130118752 - Hannegan; Don M. ; et al. | 2013-05-16 |
| Three-way Flow Sub For Continuous Circulation App 20130068532 - BANSAL; Ram K. ; et al. | 2013-03-21 |
| Downhole Deployment Valves App 20130008667 - Noske; Joe ; et al. | 2013-01-10 |
| Downhole Deployment Valves App 20120325495 - Noske; Joe ; et al. | 2012-12-27 |
| Downhole Deployment Valves App 20120325494 - Noske; Joe ; et al. | 2012-12-27 |
| Downhole deployment valves Grant 8,261,836 - Noske , et al. September 11, 2 | 2012-09-11 |
| Rotating Continuous Flow Sub App 20110155379 - BAILEY; THOMAS F. ; et al. | 2011-06-30 |
| Apparatus for wellbore communication Grant 7,730,968 - Hosie , et al. June 8, 2 | 2010-06-08 |
| Apparatus and methods for utilizing a downhole deployment valve Grant 7,690,432 - Noske , et al. April 6, 2 | 2010-04-06 |
| Apparatus And Methods For Utilizing A Downhole Deployment Valve App 20090065257 - Noske; Joe ; et al. | 2009-03-12 |
| Apparatus For Wellbore Communication App 20080302524 - Hosie; David G. ; et al. | 2008-12-11 |
| Apparatus and methods for utilizing a downhole deployment valve Grant 7,451,809 - Noske , et al. November 18, 2 | 2008-11-18 |
| Downhole Deployment Valves App 20080245531 - Noske; Joe ; et al. | 2008-10-09 |
| Apparatus for wellbore communication Grant 7,413,018 - Hosie , et al. August 19, 2 | 2008-08-19 |
| Apparatus for wellbore communication App 20070256829 - Hosie; David G. ; et al. | 2007-11-08 |
| Apparatus and methods for utilizing a downhole deployment valve Grant 7,178,600 - Luke , et al. February 20, 2 | 2007-02-20 |
| Apparatus and methods for utilizing a downhole deployment valve App 20050230118 - Noske, Joe ; et al. | 2005-10-20 |
| Apparatus for wellbore communication App 20050056419 - Hosie, David G. ; et al. | 2005-03-17 |
| Apparatus and methods for utilizing a downhole deployment valve App 20040251032 - Luke, Mike A. ; et al. | 2004-12-16 |
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