Buck; David A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Buck; David A..The latest application filed is for "seal with retaining profile".
- Buck; David A. - US
- Buck; David A. - Arnaudville LA
- Buck; David A. - Chesapeake VA
- Buck; David A. - Breaux Bridge LA
- Buck; David A. - Broussard LA
| Patent | Date |
|---|---|
| Seal with Retaining Profile App 20210341064 - Buck; David A. ; et al. | 2021-11-04 |
| Low friction valve stem Grant 11,137,077 - Buck October 5, 2 | 2021-10-05 |
| Seal with retaining profile Grant 11,047,488 - Buck , et al. June 29, 2 | 2021-06-29 |
| Tool joint clamp Grant 10,815,737 - Buck , et al. October 27, 2 | 2020-10-27 |
| Flowhead assembly Grant 10,502,022 - Buck , et al. Dec | 2019-12-10 |
| Seal with Retaining Profile App 20190178392 - Buck; David A. ; et al. | 2019-06-13 |
| Low Friction Valve Stem App 20180283562 - Buck; David A. | 2018-10-04 |
| Valve with stop mechanism Grant 9,551,425 - Buck January 24, 2 | 2017-01-24 |
| Valve with stop mechanism Grant 9,488,033 - Buck November 8, 2 | 2016-11-08 |
| Oxygen Augmented Powered Air Purifying Respirator App 20150283409 - Buck; David A. | 2015-10-08 |
| Valve With Stop Mechanism App 20150233478 - Buck; David A. | 2015-08-20 |
| Valve apparatus and method Grant 8,998,173 - Buck April 7, 2 | 2015-04-07 |
| Valve With Stop Mechanism App 20150090917 - Buck; David A. | 2015-04-02 |
| Valve Apparatus and Method App 20140306138 - Buck; David A. | 2014-10-16 |
| Valve Apparatus and Method App 20140306139 - Buck; David A. | 2014-10-16 |
| Valve With Stop Mechanism App 20140306140 - Buck; David A. | 2014-10-16 |
| Self-Contained Integrated Emergency Life-Support Device And System App 20140190483 - Hansen; Mark A. ; et al. | 2014-07-10 |
| Tong gear shift system Grant 8,215,196 - Buck , et al. July 10, 2 | 2012-07-10 |
| Tong Gear Shift System App 20110088495 - Buck; David A. ; et al. | 2011-04-21 |
| Method of Repairing Tong Jaw App 20100050407 - Buck; David A. ; et al. | 2010-03-04 |
| Rotatable die tong jaw Grant 7,204,173 - Buck April 17, 2 | 2007-04-17 |
| Rotatable die tong jaw App 20060027047 - Buck; David A. | 2006-02-09 |
| Snubbing unit with improved slip assembly Grant 6,640,939 - Buck November 4, 2 | 2003-11-04 |
| Low friction slip assembly Grant 6,631,792 - Buck October 14, 2 | 2003-10-14 |
| Sliding jaw adaptor for pivoting jaw power tong Grant 6,619,160 - Buck , et al. September 16, 2 | 2003-09-16 |
| Power tong positioning device App 20030140736 - Buck, David A. | 2003-07-31 |
| Snubbing unit with improved slip assembly App 20030066718 - Buck, David A. | 2003-04-10 |
| Low friction slip assembly App 20030066717 - Buck, David A. | 2003-04-10 |
| Jaw assembly Grant 6,253,643 - Buck July 3, 2 | 2001-07-03 |
| Power tong support assembly Grant 6,142,041 - Buck November 7, 2 | 2000-11-07 |
| Braking mechanism for power tongs Grant 6,050,156 - Buck April 18, 2 | 2000-04-18 |
| Portable well service rig Grant 5,704,427 - Buck , et al. January 6, 1 | 1998-01-06 |
| Back-up power tongs Grant 5,702,139 - Buck December 30, 1 | 1997-12-30 |
| Back-up power tongs Grant 5,671,961 - Buck September 30, 1 | 1997-09-30 |
| Ring gear camming member Grant 5,435,213 - Buck July 25, 1 | 1995-07-25 |
| Flanged washer spring Grant 5,222,718 - Buck June 29, 1 | 1993-06-29 |
| Camming member for power tongs Grant 4,986,146 - Buck January 22, 1 | 1991-01-22 |
| Drilling jar latch Grant 4,889,198 - Buck December 26, 1 | 1989-12-26 |
| Compensating jaw assembly for power tongs Grant 4,709,599 - Buck December 1, 1 | 1987-12-01 |
| Power tong torque control Grant 4,700,787 - Buck , et al. October 20, 1 | 1987-10-20 |
| Jaw assembly Grant 4,576,067 - Buck March 18, 1 | 1986-03-18 |
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