Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635108 | Organoclay compositions for gelling unsaturated polyester resin systems | Chris A. Rasmussen, William R. Menking, David Hugh Durham | 2003-10-21 |
| 6534570 | Organoclay compositions for gelling unsaturated polyester resin systems | Chris A. Rasmussen, William R. Menking, David Hugh Durham | 2003-03-18 |
| 6036765 | Organoclay compositions and method of preparation | Chris A. Rasmussen, William R. Menking, David Hugh Durham, Paul W. Carroll | 2000-03-14 |
| 5837654 | High temperature environmentally benign drilling fluid, and viscosifying additives for use therewith | Paul W. Carroll, David Hugh Durham | 1998-11-17 |