Bailey; Jeffrey Roberts
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bailey; Jeffrey Roberts.The latest application filed is for "methods of making a drilling tool with low friction coatings to reduce balling and friction".
- Bailey; Jeffrey Roberts - Houston TX
| Patent | Date |
|---|---|
| Methods Of Making A Drilling Tool With Low Friction Coatings To Reduce Balling And Friction App 20140173995 - Bailey; Jeffrey Roberts ; et al. | 2014-06-26 |
| Coated oil and gas well production devices Grant 8,602,113 - Jin , et al. December 10, 2 | 2013-12-10 |
| Coated sleeved oil and gas well production devices Grant 8,590,627 - Jin , et al. November 26, 2 | 2013-11-26 |
| Ultra-low friction coatings for drill stem assemblies Grant 8,561,707 - Jin , et al. October 22, 2 | 2013-10-22 |
| Coated sleeved oil and gas well production devices Grant 8,286,715 - Bailey , et al. October 16, 2 | 2012-10-16 |
| Coated oil and gas well production devices Grant 8,261,841 - Bailey , et al. September 11, 2 | 2012-09-11 |
| Ultra-low friction coatings for drill stem assemblies Grant 8,220,563 - Bangaru , et al. July 17, 2 | 2012-07-17 |
| Coated Oil and Gas Well Production Devices App 20110220348 - Jin; Hyun Woo ; et al. | 2011-09-15 |
| Ultra-low Friction Coatings For Drill Stem Assemblies App 20110220415 - Jin; Hyun Woo ; et al. | 2011-09-15 |
| Coated Sleeved Oil And Gas Well Production Devices App 20110203791 - Jin; Hyun Woo ; et al. | 2011-08-25 |
| Coated sleeved oil and gas well production devices App 20110042069 - Bailey; Jeffrey Roberts ; et al. | 2011-02-24 |
| Coated oil and gas well production devices App 20100206553 - Bailey; Jeffrey Roberts ; et al. | 2010-08-19 |
| Ultra-low friction coatings for drill stem assemblies App 20100044110 - Bangru; Narasimha-Rao V. ; et al. | 2010-02-25 |
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