Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076273 | Slow release lubricant additives gel | James D. Burrington, Bruce H. Grasser, Herman F. George, John R. Martin, James P. Roski +2 more | 2011-12-13 |
| 7960320 | Dispersant viscosity modifiers containing aromatic amines | Michael J. Covitch, Christopher L. Friend, Matt D. Gieselman, Renee A. Eveland, Mary Galic Raguz +1 more | 2011-06-14 |
| 7938867 | Fuel composition containing a medium substantially free of sulphur and process thereof | David L. Spivey, Robert H. Barbour, William B. Chamberlin, III | 2011-05-10 |
| 7901471 | Fuel composition containing a medium substantially free of sulphur and process thereof | David L. Spivey, Robert H. Barbour, William B. Chamberlin, III | 2011-03-08 |