Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670676 | Process for preparation of 9.alpha. -chloro-11.beta. formyloxypregna-3.20-diones | Richard W. Draper | 1997-09-23 |
| 5602248 | Process for preparation of 9.alpha.-chloro-11.beta.-formyloxypregna-3,20-diones | Richard W. Draper | 1997-02-11 |