Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814327 | 11 .beta.-(4-isopropenylphenyl)estra-4,9-dienes, their production, and pharmaceutical preparations containing same | Eckhard Ottow, Rudolf Wiechert, Sybille Beier, Walter Elger, David Henderson | 1989-03-21 |