Nairn; Gregory S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nairn; Gregory S..The latest application filed is for "one-trip milling system".
- Nairn; Gregory S. - Humble TX
| Patent | Date |
|---|---|
| One-trip milling system Grant 6,648,068 - Dewey , et al. November 18, 2 | 2003-11-18 |
| One-trip Milling System App 20020060073 - DEWEY, CHARLES H. ; et al. | 2002-05-23 |
| One trip milling system Grant 5,894,889 - Dewey , et al. April 20, 1 | 1999-04-20 |
| Whipstock accelerator ramp Grant 5,816,324 - Swearingen , et al. October 6, 1 | 1998-10-06 |
| One trip milling system Grant 5,771,972 - Dewey , et al. June 30, 1 | 1998-06-30 |
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