Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891368 | Use of antigestagens for softening the nonpregnant cervix | Krzysztof Chwalisz, Sybille Beier, Walter Elger | 1990-01-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891368 | Use of antigestagens for softening the nonpregnant cervix | Krzysztof Chwalisz, Sybille Beier, Walter Elger | 1990-01-02 |