Pleasants; Charles W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pleasants; Charles W..The latest application filed is for "annulus mounted potential energy driven setting tool".
- Pleasants; Charles W. - Cypress TX
- Pleasants; Charles W. - Carrollton TX
| Patent | Date |
|---|---|
| Annulus mounted potential energy driven setting tool Grant 9,488,028 - Mills , et al. November 8, 2 | 2016-11-08 |
| Annulus mounted potential energy driven setting tool Grant 8,813,857 - Mills , et al. August 26, 2 | 2014-08-26 |
| Downhole multiple cycle tool Grant 8,739,864 - Crider , et al. June 3, 2 | 2014-06-03 |
| Annulus Mounted Potential Energy Driven Setting Tool App 20140144653 - Mills; Aubrey C. ; et al. | 2014-05-29 |
| Annulus Mounted Potential Energy Driven Setting Tool App 20120211221 - Mills; Aubrey C. ; et al. | 2012-08-23 |
| Downhole Multiple Cycle Tool App 20110315389 - Crider; James Alan ; et al. | 2011-12-29 |
| Combination whipstock and seal bore diverter system Grant 7,905,279 - Hart , et al. March 15, 2 | 2011-03-15 |
| Downhole Seal And Anchor Releasing System And Method App 20100084140 - Hern; Gregory L. ; et al. | 2010-04-08 |
| Combination Whipstock And Seal Bore Diverter System App 20090255664 - Hart; Daniel R. ; et al. | 2009-10-15 |
| Wellbore milling and drilling Grant 5,887,655 - Haugen , et al. March 30, 1 | 1999-03-30 |
| Wellbore milling system and method Grant 5,806,595 - Langford , et al. September 15, 1 | 1998-09-15 |
| Multi-face whipstock with sacrificial face element Grant 5,787,978 - Carter , et al. August 4, 1 | 1998-08-04 |
| Starting mill and operations Grant 5,720,349 - Pleasants , et al. February 24, 1 | 1998-02-24 |
| Emergency release device for connecting between tubular members in oil and gas wells Grant 5,146,984 - Pleasants September 15, 1 | 1992-09-15 |
| Fluid flow control apparatus, shifting tool and method for oil and gas wells Grant 5,090,481 - Pleasants , et al. February 25, 1 | 1992-02-25 |
| Pulling tool for use with reeled tubing and method for operating tools from wellbores Grant 5,040,598 - Pleasants August 20, 1 | 1991-08-20 |
| Fluid flow control system, assembly and method for oil and gas wells Grant 5,012,871 - Pleasants , et al. May 7, 1 | 1991-05-07 |
| Hydraulic up-down well jar and method of operating same Grant 5,007,479 - Pleasants , et al. April 16, 1 | 1991-04-16 |
| Packing assembly for use with reeled tubing and method of operating and removing same Grant 5,000,265 - Pleasants , et al. March 19, 1 | 1991-03-19 |
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