Mettath; Sashikumar
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mettath; Sashikumar.The latest application filed is for "lubricant for water based drilling fluid".
- Mettath; Sashikumar - Spring TX
- Mettath; Sashikumar - Houston TX
| Patent | Date |
|---|---|
| Lubricant for water based drilling fluid Grant 10,597,576 - Mettath , et al. | 2020-03-24 |
| Insulating annular fluid Grant 10,400,155 - Mettath , et al. Sep | 2019-09-03 |
| Reservoir wellbore fluid Grant 10,280,355 - Luyster , et al. | 2019-05-07 |
| Lubricant For Water Based Drilling Fluid App 20190078009 - Mettath; Sashikumar ; et al. | 2019-03-14 |
| Wellbore Strengthening Composition App 20180215990 - Mettath; Sashikumar | 2018-08-02 |
| Wellbore strengthening composition Grant 9,926,484 - Mettath March 27, 2 | 2018-03-27 |
| Additive Compositions For Drilling Fluids And Methods For Their Use App 20180072937 - Mettath; Sashikumar ; et al. | 2018-03-15 |
| Breaker Fluid App 20150175871 - Mettath; Sashikumar ; et al. | 2015-06-25 |
| Reservoir Wellbore Fluid App 20150159074 - Luyster; Mark ; et al. | 2015-06-11 |
| Fluid loss additive for oil-based muds Grant 8,871,690 - Patel , et al. October 28, 2 | 2014-10-28 |
| Wellbore Strengthening Composition App 20140290954 - Mettath; Sashikumar | 2014-10-02 |
| Fluid Loss Additive For Oil-based Muds App 20130331302 - Patel; Arvind D. ; et al. | 2013-12-12 |
| Fluid loss additive for oil-based muds Grant 8,524,640 - Patel , et al. September 3, 2 | 2013-09-03 |
| Emulsifier free oil-based wellbore fluid Grant 8,193,124 - Mettath , et al. June 5, 2 | 2012-06-05 |
| Method Of Remediating Bit Balling Using Oxidizing Agents App 20110094747 - Mettath; Sashikumar ; et al. | 2011-04-28 |
| Emulsifier Free Oil-based Wellbore Fluid App 20100311619 - Mettath; Sashikumar ; et al. | 2010-12-09 |
| Fluid Loss Additive For Oil-based Muds App 20080009421 - Patel; Arvind D. ; et al. | 2008-01-10 |
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