Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958399 | Sulfonic acid and aldehyde condensation polymers for preventing pregnancy | Andrew J. Sonderfan, Albert T. Profy, Toni Chancellor | 1999-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958399 | Sulfonic acid and aldehyde condensation polymers for preventing pregnancy | Andrew J. Sonderfan, Albert T. Profy, Toni Chancellor | 1999-09-28 |