| Classification | Number | Url | PMD | Priority | Assignee | Assignee Loc | Inventor(s) | Inventor Loc(s) | Filing Date | Issued Date |
| 6,716,418 | Multifunctional particulate additive for personal care and cosmetic compositions, and the process of making the same | 6,716,418 | Yes
| Amcol International Corporation | Arlington, IL | SenGupta; Ashoke K.:Spindler; Ralph:Darlington, Jr.; Jerald W. | Barrington, IL:Palatine, IL:Marengo, IL | October 22, 2002 | April 6, 2004 | |
| 6,500,411 | Multifunctional particulate additive for personal care and cosmetic compositions, and the process of making the same | 6,500,411 | Yes
| Amcol International Corporation | Arlington Heights, IL | SenGupta; Ashoke K.:Spindler; Ralph:Darlington, Jr.; Jerald W. | Barrington, IL:Palatine, IL:Marengo, IL | February 5, 2002 | December 31, 2002 | |
| 6,423,251 | Urea and borates for fire and termite control | 6,423,251 | Yes
| n/a | n/a | Blount; David H. | 6728 Del Cerro Blvd., San Diego, CA 92120 | January 5, 2001 | July 23, 2002 |