Hobson; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hobson; David.The latest application filed is for "synergistic combination of a hindered phenol and nitrogen containing detergent for biodiesel fuel to improve oxidative stability".
- Hobson; David - Belper N/A GB
- Hobson; David - Derbyshire GB
- Hobson; David - Wirksworth GB
- Hobson; David - Waltham MA
- Hobson; David - Cambridge MA
| Patent | Date |
|---|---|
| Method of preparing an overbased or neutral detergent Grant 8,470,749 - Seddon , et al. June 25, 2 | 2013-06-25 |
| Synergistic Combination of a Hindered Phenol and Nitrogen Containing Detergent for Biodiesel Fuel to Improve Oxidative Stability App 20120103290 - Startin; Sarah J. ; et al. | 2012-05-03 |
| High solids content dispersions Grant 8,123,823 - Hobson , et al. February 28, 2 | 2012-02-28 |
| Method of Lubricating an Internal Combustion Engine App 20110152142 - Psaila; Alexander ; et al. | 2011-06-23 |
| Method of Controlling By-Products or Pollutants from Fuel Combustion App 20090217570 - Hobson; David ; et al. | 2009-09-03 |
| Method of Preparing an Overbased or Neutral Detergent App 20090203563 - Seddon; Elisa ; et al. | 2009-08-13 |
| Process for Preparing Dispersions App 20080312340 - Hobson; David ; et al. | 2008-12-18 |
| Method of Lubricating an Internal Combustion Engine App 20080269087 - Psaila; Alexander ; et al. | 2008-10-30 |
| High Solids Content Dispersions App 20080229655 - Hobson; David ; et al. | 2008-09-25 |
| Emulsion Composition App 20080207473 - Startin; Sarah J. ; et al. | 2008-08-28 |
| Ethoxylated surfactants for water in oil emulsions App 20070119529 - Hobson; David ; et al. | 2007-05-31 |
| Test fixture for tab circuits and devices Grant 4,839,587 - Flatley , et al. June 13, 1 | 1989-06-13 |
| Valve assembly and method of making same Grant 4,518,149 - Gardner , et al. May 21, 1 | 1985-05-21 |
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