Duphorne; Darin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duphorne; Darin.The latest application filed is for "through-tubing deployed annular isolation device and method".
- Duphorne; Darin - Houston TX US
| Patent | Date |
|---|---|
| Through-tubing deployed annular isolation device and method Grant 10,107,065 - Duphorne , et al. October 23, 2 | 2018-10-23 |
| Through-tubing Deployed Annular Isolation Device And Method App 20170159396 - Duphorne; Darin ; et al. | 2017-06-08 |
| Spoolable signal conduction and connection line and method Grant 8,602,658 - Hopmann , et al. December 10, 2 | 2013-12-10 |
| Spoolable Signal Conduction And Connection Line And Method App 20110194817 - Hopmann; Don A. ; et al. | 2011-08-11 |
| Method and apparatus for electronic mail notification Grant 6,212,265 - Duphorne April 3, 2 | 2001-04-03 |
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