Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4630602 | Disposable contraceptive cervical barrier | Melvyn B. Strickman | 1986-12-23 |
| 4311543 | Method of manufacturing a disposable contraceptive intravaginal cervical barrier | Robert L. Strickman, Melvyn B. Strickman | 1982-01-19 |
| 4198965 | Disposable contraceptive cervical barrier | Robert L. Strickman, Melvyn B. Strickman | 1980-04-22 |