Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690913 | Multilayer bicarbonate/peroxide dentifrice | Donald P. Hsu, Rajnish Kohli, Richard J. Crawford, Nagarj S. Dixit, Michael Collins | 1997-11-25 |
| 5683680 | Dentifrice compositions containing reactive ingredients stabilized with alkali metal compounds | John Santalucia, Richard J. Crawford, Nagaraj S. Dixit, Michael Collins | 1997-11-04 |
| 5661221 | Process for the preparation of cross-linked maleic anhydride copolymers | Mahmoud Hassan, Nagaraj S. Dixit, Marcus Bentley | 1997-08-26 |
| 5614174 | Stabilized dentifrice compositions containing reactive ingredients | Donald P. Hsu | 1997-03-25 |
| 5599525 | Stabilized dentifrice compositions containing reactive ingredients | Donald P. Hsu, Rajnish Kohli, Richard J. Crawford, Nagaraj S. Dixit, Michael Collins | 1997-02-04 |
| 5599526 | Visually clear gel dentifrice | Michael Collins, Benjamin Y. Mandanas | 1997-02-04 |