Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935225 | Appetite suppresant dentifrice | John P. Curtis, Karen J. De Pierro | 1990-06-19 |
| 4913894 | Appetite suppressant dentifrice | John P. Curtis, Karen J. De Pierro | 1990-04-03 |
| 4839156 | Stable hydrogen peroxide dental gel | Shirley M. Ng | 1989-06-13 |