Leany; Francis E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leany; Francis E..The latest application filed is for "bolsters for degradation picks".
- Leany; Francis E. - Provo UT
- Leany; Francis E. - Salem UT
| Patent | Date |
|---|---|
| Bolsters For Degradation Picks App 20220178255 - Crockett; Ronald ; et al. | 2022-06-09 |
| Rotary Tool With Thermally Stable Diamond App 20210388723 - Bao; Yahua ; et al. | 2021-12-16 |
| Axially Compressive Degradation Picks And Holders App 20170101867 - Hall; David R. ; et al. | 2017-04-13 |
| Hammer element on a degradation pick Grant 9,441,482 - Hall , et al. September 13, 2 | 2016-09-13 |
| Universal Pick Adapter App 20160024918 - Hall; David R. ; et al. | 2016-01-28 |
| Hammer Element on a Degradation Pick App 20150211364 - Hall; David R. ; et al. | 2015-07-30 |
| Multiple Cutters on a Degradation Pick App 20150211365 - Hall; David R. ; et al. | 2015-07-30 |
| Pick Tool with a Removable Shank App 20150035344 - Hall; David R. ; et al. | 2015-02-05 |
| Jack element for a drill bit Grant 8,281,882 - Hall , et al. October 9, 2 | 2012-10-09 |
| Method of assembling a drill bit with a jack element Grant 7,954,401 - Hall , et al. June 7, 2 | 2011-06-07 |
| Jack Element for a Drill Bit App 20090260894 - Hall; David R. ; et al. | 2009-10-22 |
| Jack element for a drill bit Grant 7,571,780 - Hall , et al. August 11, 2 | 2009-08-11 |
| Drill bit assembly for directional drilling Grant 7,506,701 - Hall , et al. March 24, 2 | 2009-03-24 |
| Drill Bit Assembly for Directional Drilling App 20080179098 - Hall; David R. ; et al. | 2008-07-31 |
| Method of Assembling a Drill Bit with a Jack Element App 20080099243 - Hall; David R. ; et al. | 2008-05-01 |
| Drill bit assembly for directional drilling Grant 7,360,610 - Hall , et al. April 22, 2 | 2008-04-22 |
| Hydraulic drill bit assembly Grant 7,328,755 - Hall , et al. February 12, 2 | 2008-02-12 |
| Jack Element for a Drill Bit App 20070221406 - Hall; David R. ; et al. | 2007-09-27 |
| Hydraulic Drill Bit Assembly App 20070114064 - Hall; David R. ; et al. | 2007-05-24 |
| Drill Bit Assembly for Directional Drilling App 20070114068 - Hall; David R. ; et al. | 2007-05-24 |
| Hydraulic drill bit assembly Grant 7,198,119 - Hall , et al. April 3, 2 | 2007-04-03 |
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