loadpatents
Patent applications and USPTO patent grants for Dannar; Verlin.The latest application filed is for "biogenic fuel gas generation in geologic hydrocarbon deposits".
Patent | Date |
---|---|
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 9,434,872 - Pfeiffer , et al. September 6, 2 | 2016-09-06 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20150104795 - Pfeiffer; Robert S. ;   et al. | 2015-04-16 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 8,794,315 - Pfeiffer , et al. August 5, 2 | 2014-08-05 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20130240204 - Pfeiffer; Robert S. ;   et al. | 2013-09-19 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 8,479,813 - Dannar , et al. July 9, 2 | 2013-07-09 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 8,302,683 - Pfeiffer , et al. November 6, 2 | 2012-11-06 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20110284215 - Pfeiffer; Robert S. ;   et al. | 2011-11-24 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 8,051,908 - Pfeiffer , et al. November 8, 2 | 2011-11-08 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 7,975,762 - Pfeiffer , et al. July 12, 2 | 2011-07-12 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20110139439 - Dannar; Verlin ;   et al. | 2011-06-16 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 7,845,403 - Pfeiffer , et al. December 7, 2 | 2010-12-07 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20100300680 - Pfeiffer; Robert S. ;   et al. | 2010-12-02 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20100101782 - Pfeiffer; Robert S. ;   et al. | 2010-04-29 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 7,640,978 - Pfeiffer , et al. January 5, 2 | 2010-01-05 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20080299635 - Pfeiffer; Robert S. ;   et al. | 2008-12-04 |
Biogenic Fuel Gas Generation In Geologic Hydrocarbon Deposits App 20080289816 - Pfeiffer; Robert S. ;   et al. | 2008-11-27 |
Biogenic fuel gas generation in geologic hydrocarbon deposits Grant 7,426,960 - Pfeiffer , et al. September 23, 2 | 2008-09-23 |
Biogenic fuel gas generation in geologic hydrocarbon deposits App 20060254765 - Pfeiffer; Robert S. ;   et al. | 2006-11-16 |
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