Slaughter, Jr.; Robert H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Slaughter, Jr.; Robert H..The latest application filed is for "reamer assembly".
- Slaughter, Jr.; Robert H. - Houston TX US
- Slaughter, Jr.; Robert H. - Spring TX
- Slaughter, Jr.; Robert H. - Ponca City OK
| Patent | Date |
|---|---|
| Reamer assembly Grant 10,428,586 - Wagner , et al. October 1, 2 | 2019-10-01 |
| Rotary percussive device Grant 10,364,605 - Slaughter, Jr. | 2019-07-30 |
| Reamer Assembly App 20170167202 - Wagner; David B. ; et al. | 2017-06-15 |
| Rotary Percussive Device App 20170051560 - Slaughter, JR.; Robert H. | 2017-02-23 |
| Instrumented Percussion Hammer Bit App 20160362938 - Gan; Xiaoge ; et al. | 2016-12-15 |
| Piston strike face and bit interface for percussion hammer drill Grant 9,416,593 - Gan , et al. August 16, 2 | 2016-08-16 |
| Cutting Insert For Percussion Drill Bit App 20140182947 - Bhatia; Lokesh ; et al. | 2014-07-03 |
| Percussion Drill Bit With Conical Cutting Elements App 20140182939 - Bhatia; Lokesh ; et al. | 2014-07-03 |
| Piston Strike Face And Bit Interface For Percussion Hammer Drill App 20140182938 - Gan; Xiaoge ; et al. | 2014-07-03 |
| Roller Cone Drill Bit App 20140182937 - Slaughter, JR.; Robert H. ; et al. | 2014-07-03 |
| Anti-back Off Device For Down Hole Tools And Drive Systems App 20120306196 - Bhatia; Lokesh ; et al. | 2012-12-06 |
| Downhole tool leg retention methods and apparatus Grant 8,302,709 - Bhome , et al. November 6, 2 | 2012-11-06 |
| Modular system for a back reamer and method Grant 8,177,000 - Bhome , et al. May 15, 2 | 2012-05-15 |
| Downhole Tool Leg Retention Methods And Apparatus App 20100319993 - Bhome; Amol ; et al. | 2010-12-23 |
| Modular System For A Back Reamer And Method App 20100252326 - Bhome; Amol ; et al. | 2010-10-07 |
| Bearing and lubrication system for earth boring bit Grant 7,237,627 - Richman , et al. July 3, 2 | 2007-07-03 |
| Cone erosion protection for roller cone drill bits Grant 7,210,377 - Griffo , et al. May 1, 2 | 2007-05-01 |
| Back reaming tool Grant 7,137,460 - Slaughter, Jr. , et al. November 21, 2 | 2006-11-21 |
| Cone erosion protection for roller cone drill bits Grant 6,698,098 - Griffo , et al. March 2, 2 | 2004-03-02 |
| Dual-seal drill bit pressure communication system Grant 6,695,079 - Portwood , et al. February 24, 2 | 2004-02-24 |
| Dual-seal drill bit pressure communication system Grant 6,679,342 - Portwood , et al. January 20, 2 | 2004-01-20 |
| Protected lubricant reservoir for sealed earth boring drill bit Grant 6,619,412 - Slaughter, Jr. , et al. September 16, 2 | 2003-09-16 |
| Dual-seal drill bit pressure communication system Grant 6,431,293 - Portwood , et al. August 13, 2 | 2002-08-13 |
| Protected lubricant reservoir for sealed bearing earth boring drill bit Grant 6,296,067 - Slaughter, Jr. , et al. October 2, 2 | 2001-10-02 |
| Sealed bearing drill bit with dual-seal configuration and fluid-cleaning capability Grant 6,254,275 - Slaughter, Jr. , et al. July 3, 2 | 2001-07-03 |
| Sealed bearing drill bit with dual-seal configuration Grant 6,033,117 - Cariveau , et al. March 7, 2 | 2000-03-07 |
| Hardfaced mill tooth rotary cone rock bit Grant 5,152,194 - Keshavan , et al. October 6, 1 | 1992-10-06 |
| Drill bit having replaceable nozzles directing drilling fluid at a predetermined angle Grant 4,582,149 - Slaughter, Jr. * April 15, 1 | 1986-04-15 |
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