Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723305 | Anti-microbial breath freshening mouthrinse | Karen J. DePierro, Hollandra P. Niles, Nuran Nabi, Alexander J. Simone, John P. Curtis | 2004-04-20 |
| 5938673 | Tongue cleaning device | Karen J. DePierro, Susan Greenfeder, John P. Curtis | 1999-08-17 |
| 5766574 | Dual component tooth whitening dentifrice | John P. Curtis, Susan Greenfeder, Richard F. Theiler | 1998-06-16 |