Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958381 | Bis-biguanide antiplaque dentifrice exhibiting reduced staining | John P. Curtis, Alexander J. Simone, Zehra Siddiqui | 1999-09-28 |
| 5938673 | Tongue cleaning device | Karen J. DePierro, Lisa Christina-Beck, John P. Curtis | 1999-08-17 |
| 5885611 | Bandage-forming gel for oral mucosa | John A. Church | 1999-03-23 |
| 5766574 | Dual component tooth whitening dentifrice | Lisa Christina-Beck, John P. Curtis, Richard F. Theiler | 1998-06-16 |
| 5340566 | Method for preventing the progression of gingivitis | John P. Curtis, Bill Seiden, Michael L. Lees | 1994-08-23 |
| D337259 | Combined aerosol container and cap | John P. Curtis | 1993-07-13 |