Scheffler; Douglas J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Scheffler; Douglas J..The latest application filed is for "top entry axial flow regulator".
- Scheffler; Douglas J. - McKinney TX
| Patent | Date |
|---|---|
| Top entry axial flow regulator Grant 10,920,896 - Griffin, Jr. , et al. February 16, 2 | 2021-02-16 |
| Top Entry Axial Flow Regulator App 20180347718 - Griffin, JR.; James L. ; et al. | 2018-12-06 |
| Trapezoidal thread form having a wear indicator and high pressure connection fitting comprising same Grant 10,119,636 - Nashery , et al. November 6, 2 | 2018-11-06 |
| Top entry axial flow regulator Grant 10,041,602 - Griffin, Jr. , et al. August 7, 2 | 2018-08-07 |
| Top Entry Axial Flow Regulator App 20180100599 - Griffin, JR.; James L. ; et al. | 2018-04-12 |
| Actuator adapter plate Grant 9,360,131 - Nashery , et al. June 7, 2 | 2016-06-07 |
| Fluid regulator having improved flow stability Grant 9,213,339 - Nashery , et al. December 15, 2 | 2015-12-15 |
| Backpressure regulator with easy pump start-up Grant 9,176,505 - Cheron , et al. November 3, 2 | 2015-11-03 |
| Flow restricted seat ring for pressure regulators Grant 9,091,366 - Weyer, Jr. , et al. July 28, 2 | 2015-07-28 |
| Backpressure Regulator For Easy Pump Start-up App 20140182694 - Cheron; Bruno Jean Michel ; et al. | 2014-07-03 |
| Self-aligning spring seat for fluid regulator and fluid regulator comprising self-aligning spring seat Grant 8,708,309 - Roper , et al. April 29, 2 | 2014-04-29 |
| Anti-gradient cupped seat for pressure regulator Grant 8,590,858 - Roper , et al. November 26, 2 | 2013-11-26 |
| Fluid Regulator Having Improved Flow Stability App 20130255791 - Nashery; Khashayar A. ; et al. | 2013-10-03 |
| Trapezoidal Thread Form Having A Wear Indicator And High Pressure Connection Fitting Comprising Same App 20130257037 - Nashery; Khashayar A. ; et al. | 2013-10-03 |
| Actuator Adapter Plate App 20110247701 - Nashery; Khashayar A. ; et al. | 2011-10-13 |
| Flow Restricted Seat Ring for Pressure Regulators App 20110108146 - Weyer, JR.; Thomas L. ; et al. | 2011-05-12 |
| Flow restricted seat ring for pressure regulators Grant 7,896,028 - Weyer, Jr. , et al. March 1, 2 | 2011-03-01 |
| Anti-gradient Cupped Seat For Pressure Regulator App 20100270490 - Roper; Daniel G. ; et al. | 2010-10-28 |
| Self-Aligning Spring Seat for Fluid Regulator and Fluid Regulator Comprising Self-Aligning Spring Seat App 20100269925 - Roper; Daniel G. ; et al. | 2010-10-28 |
| Flow Restricted Seat Ring for Pressure Regulators App 20080029171 - Weyer; Thomas L. ; et al. | 2008-02-07 |
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