| Classification | Number | Url | PMD | Priority | Assignee | Assignee Loc | Inventor(s) | Inventor Loc(s) | Filing Date | Issued Date |
| classification-0 | 6,660,506 | Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics | 6,660,506 | Yes
| Midwest Research Institute | Kansas City, MO | Nguyen; Quang A.:Keller; Fred A.:Tucker; Melvin P. | Chesterfield, MO:Lakewood, CO:Lakewood, CO | February 7, 2003 | December 9, 2003 |
| classification-0 | 6,423,145 | Dilute acid/metal salt hydrolysis of lignocellulosics | 6,423,145 | No | Midwest Research Institute | Kansas City, MO | Nguyen; Quang A.:Tucker; Melvin P. | Golden, CO:Lakewood, CO | August 9, 2000 | July 23, 2002 |
| classification-0 | 6,187,565 | Photoconversion of organic materials into single-cell protein | 6,187,565 | Yes
| n/a | n/a | Weaver; Paul F. | 13130 W. 66th Pl., Golden, CO 80401 | October 13, 1992 | February 13, 2001 |
| classification-0 | 6,013,860 | Expression of enzymes involved in cellulose modification | 6,013,860 | No | Calgene LLC | Davis, CA | Himmel; Michael E.:Schaaf; David J.:Stalker; David M.:Thomas; Steven R. | Littleton, CO:Davis, CA:Woodland, CA:Denver, CO | July 24, 1998 | January 11, 2000 |
| classification-0 | 5,705,369 | Prehydrolysis of lignocellulose | 5,705,369 | Yes
| Midwest Research Institute | Kansas City, MO | Torget; Robert W.:Kadam; Kiran L.:Hsu; Teh-An:Philippidis; George P.:Wyman; Charles E. | Littleton, CO:Golden, CO:Golden, CO:Highlands Ranch, CO:Lakewood, CO | May 18, 1995 | January 6, 1998 |
| classification-0 | 5,503,996 | Prehydrolysis of lignocellulose | 5,503,996 | Yes
| Midwest Research Institute | Kansas City, MO | Torget; Robert W.:Kadam; Kiran L.:Hsu; Teh-An:Philippidis; George P.:Wyman; Charles E. | Littleton, CO:Golden, CO:Golden, CO:Highlands Ranch, CO:Lakewood, CO | December 27, 1994 | April 2, 1996 |
| classification-0 | 5,424,417 | Prehydrolysis of lignocellulose | 5,424,417 | No | Midwest Research Institute | Kansas City, MO | Torget; Robert W.:Kadam; Kiran L.:Hsu; Teh-An:Philippidis; George P.:Wyman; Charles E. | Littleton, CO:Golden, CO:Golden, CO:Highlands Ranch, CO:Lakewood, CO | September 24, 1993 | June 13, 1995 |
| classification-0 | 5,019,135 | Method for the catalytic conversion of lignocellulosic materials | 5,019,135 | Yes
| Battelle Memorial Institute | Richland, WA | Sealock, Jr.; L. John:Elliott; Douglas C. | Richland, WA:Richland, WA | May 17, 1988 | May 28, 1991 |