Alvarez; Patricio D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Alvarez; Patricio D..The latest application filed is for "rotary shaft sealing assembly".
- Alvarez; Patricio D. - Richmond TX
- Alvarez; Patricio D. - Rosenberg TX
| Patent | Date |
|---|---|
| Rotary shaft sealing assembly Grant 8,505,924 - Dietle , et al. August 13, 2 | 2013-08-13 |
| Rotary Shaft Sealing Assembly App 20110006484 - Dietle; Lannie L. ; et al. | 2011-01-13 |
| Rotary shaft sealing assembly Grant 7,798,496 - Dietle , et al. September 21, 2 | 2010-09-21 |
| Rotary shaft sealing assembly App 20050093246 - Dietle, Lannie L. ; et al. | 2005-05-05 |
| Turbine pump ring for drilling heads Grant 5,305,839 - Kalsi , et al. April 26, 1 | 1994-04-26 |
| Metal gate valve seat having a flexible front lip face seal Grant 4,208,035 - Alvarez , et al. June 17, 1 | 1980-06-17 |
| Metallic seat construction for valves Grant 4,124,194 - Alvarez , et al. November 7, 1 | 1978-11-07 |
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