Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857959 | Conception kit | Michael La Vean | 1999-01-12 |
| 4895170 | Method of contraception using disposable cervical cap | Margaret D. Tlapek | 1990-01-23 |
| 4785804 | Disposable cervical cap | Margaret D. Tlapek | 1988-11-22 |