Speer; Tracy
Patent Applications and Registrations
Patent applications and USPTO patent grants for Speer; Tracy.The latest application filed is for "method and apparatus for a well employing the use of an activation ball".
- Speer; Tracy - Tyler TX
- Speer; Tracy - Houston TX
| Patent | Date |
|---|---|
| Method and apparatus for a well employing the use of an activation ball Grant 9,404,330 - Speer , et al. August 2, 2 | 2016-08-02 |
| Method And Apparatus For A Well Employing The Use Of An Activation Ball App 20140174728 - Speer; Tracy ; et al. | 2014-06-26 |
| Method And Apparatus For A Well Employing The Use Of An Activation Ball App 20120006562 - Speer; Tracy ; et al. | 2012-01-12 |
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