Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507290 | Esters of 17 .alpha.-ethynyl 19-nor-testosterone and 17 .alpha.-ethynyl-18-homo-19-nor-testosterone and pharmaceutical compositions containing the same | Sydney Archer, Pierre Crabbe, Egon R. Diczfalusy, Carl Djerassi, Josef Fried | 1985-03-26 |