PRATT; DAN W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for PRATT; DAN W..The latest application filed is for "multi-phase, single point, short gun perforation device for oilfield applications".
- PRATT; DAN W. - Benbrook TX
- Pratt; Dan W. - Fort Worth TX
- Pratt; Dan W. - Ft. Worth TX
| Patent | Date |
|---|---|
| Multi-phase, Single Point, Short Gun Perforation Device For Oilfield Applications App 20210207459 - MONTANEZ; CHRIS ; et al. | 2021-07-08 |
| Retention member for perforating guns Grant 10,401,137 - LaGrange , et al. Sep | 2019-09-03 |
| Pressure switch for selective firing of perforating guns Grant 9,752,421 - LaGrange , et al. September 5, 2 | 2017-09-05 |
| Detonating Cord Clip App 20170089185 - Upchurch; David E. ; et al. | 2017-03-30 |
| Detonating cord clip Grant 9,598,941 - Upchurch , et al. March 21, 2 | 2017-03-21 |
| Retention Member For Perforating Guns App 20170059293 - LAGRANGE; TIMOTHY E. ; et al. | 2017-03-02 |
| Detonating cord clip Grant 9,523,265 - Upchurch , et al. December 20, 2 | 2016-12-20 |
| Retention member for perforating guns Grant 9,520,219 - LaGrange , et al. December 13, 2 | 2016-12-13 |
| Pressure Switch For Selective Firing Of Perforating Guns App 20160215597 - LaGrange; Timothy E. ; et al. | 2016-07-28 |
| Detonating Cord Clip App 20160097264 - Upchurch; David E. ; et al. | 2016-04-07 |
| High Density Perforating Gun System Producing Reduced Debris App 20140083283 - Pratt; Dan W. ; et al. | 2014-03-27 |
| Apparatus and method for perforating and fracturing a subterranean formation Grant 8,033,332 - Haney , et al. October 11, 2 | 2011-10-11 |
| Retention Member For Perforating Guns App 20100263523 - LaGrange; Timothy Edward ; et al. | 2010-10-21 |
| Apparatus and method for penetrating oilbearing sandy formations, reducing skin damage and reducing hydrocarbon viscosity Grant 7,712,416 - Pratt , et al. May 11, 2 | 2010-05-11 |
| High Density Perforating Gun System Producing Reduced Debris App 20100000397 - Pratt; Dan W. ; et al. | 2010-01-07 |
| Perforating methods and devices for high wellbore pressure applications Grant 7,610,969 - LaGrange , et al. November 3, 2 | 2009-11-03 |
| Apparatus and Method for Penetrating Oilbearing Sandy Formations, Reducing Skin Damage and Reducing Hydrocarbon Viscosity App 20090235836 - Pratt; Dan W. ; et al. | 2009-09-24 |
| Perforating Methods And Devices For High Wellbore Pressure Applications App 20080011483 - LaGrange; Timothy Edward ; et al. | 2008-01-17 |
| High density perforating gun system producing reduced debris App 20070240599 - Pratt; Dan W. ; et al. | 2007-10-18 |
| Apparatus and method for penetrating oilbearing sandy formations, reducing skin damage and reducing hydrocarbon viscosity App 20050115448 - Pratt, Dan W. ; et al. | 2005-06-02 |
| Shaped-charge liner Grant 6,655,291 - Pratt , et al. December 2, 2 | 2003-12-02 |
| Well bore cutting and perforating devices and methods of manufacture Grant 6,505,559 - Joslin , et al. January 14, 2 | 2003-01-14 |
| Shaped-charge liner App 20020162474 - Pratt, Dan W. ; et al. | 2002-11-07 |
| Shaped-charge liner Grant 6,354,219 - Pratt , et al. March 12, 2 | 2002-03-12 |
| Shaped charge liner and method of manufacture Grant 6,012,392 - Norman , et al. January 11, 2 | 2000-01-11 |
| High density perforating gun system Grant 5,785,130 - Wesson , et al. July 28, 1 | 1998-07-28 |
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