Spall; W. Dale
Patent Applications and Registrations
Patent applications and USPTO patent grants for Spall; W. Dale.The latest application filed is for "ims detection of chemical markers in petroleum products".
- Spall; W. Dale - Los Alamos NM
- Spall; W. Dale - White Rock NM
| Patent | Date |
|---|---|
| IMS detection of chemical markers in petroleum products Grant 8,242,062 - Spall , et al. August 14, 2 | 2012-08-14 |
| Ims Detection Of Chemical Markers In Petroleum Products App 20070212785 - Spall; W. Dale ; et al. | 2007-09-13 |
| IMS detection of chemical markers in petroleum products Grant 7,208,451 - Spall , et al. April 24, 2 | 2007-04-24 |
| IMS detection of chemical markers in petroleum products App 20040147413 - Spall, W. Dale ; et al. | 2004-07-29 |
| Dense gas-compatible enzymes Grant 5,783,627 - Kao , et al. July 21, 1 | 1998-07-21 |
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