Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531443 | Alkanolamides | James E. Perella, Dennis L. Fost, Richard D. Katstra | 2003-03-11 |
| 6369007 | Amphoteric derivatives of aliphatic polyamines with fatty acids, esters or triglycerides, which are useful for various consumer products and industrial applications | James E. Perella, Richard D. Katstra | 2002-04-09 |
| 6200938 | Amphoteric derivatives of aliphatic polyamines with fatty acids, esters or triglycerides for consumer products and industrial applications | James E. Perella, Richard D. Katstra | 2001-03-13 |
| 6004914 | Amphoteric derivatives of aliphatic polyamines with fatty acids, esters or triglycerides, which are useful for various consumer products and industrial applications | James E. Perella, Richard D. Katstra | 1999-12-21 |
| 5543072 | Synthetic detergent bars and method of making the same | Dennis L. Fost, Mario Novakovic | 1996-08-06 |
| 5286719 | Phospholipid virucidal compositions | Dennis L. Fost | 1994-02-15 |
| 5215976 | Phospholipids useful as spermicidal agents | Dennis L. Fost | 1993-06-01 |
| 4767741 | Two-phase liquid cosmetic and method of preparing same | Philip Franco, Lorraine P. Nangle, William H. Koelle | 1988-08-30 |