Eagen; Duane M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Eagen; Duane M..The latest application filed is for "energized packing retainer".
- Eagen; Duane M. - Norman OK
| Patent | Date |
|---|---|
| Energized packing retainer Grant 9,429,241 - Eagen August 30, 2 | 2016-08-30 |
| Energized Packing Retainer App 20140102575 - Eagen; Duane M. | 2014-04-17 |
| High Pressure Ball Valves And Related Systems And Methods Of Use App 20130200286 - Eagen; Duane M. | 2013-08-08 |
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