Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885117 | Process for the preparation of (Z)-17.alpha.-halovinyl steroids | Helmut Hofmeister, Henry Laurent | 1989-12-05 |
| 4870069 | 11.beta.-alkynyl-estrenes and -estradienes, their production and pharmaceutical preparations containing them | Eckhard Ottow, Guenter Neef, Juergen Bardenhagen, Sybille Beier, Walter Elger +1 more | 1989-09-26 |
| 4868166 | 2,2:6,6-diethylen-3-oxo-17alpha-pregn-4-ene-21,17alpha-carbolactones, process for their production & pharmaceutical preparations containing them | Dieter Bittler, Klaus Nickisch, Henry Laurent, Martin Haberey | 1989-09-19 |
| 4829060 | 11 Beta-N,N-dimethylaminophenyl-estradienes, their manufacture and pharmaceutical preparations containing them | Eckhard Ottow, Guenter Neef, Ralph Rohde, Sybille Beier, Walter Elger +1 more | 1989-05-09 |
| 4814327 | 11 .beta.-(4-isopropenylphenyl)estra-4,9-dienes, their production, and pharmaceutical preparations containing same | Eckhard Ottow, Gunter Neef, Sybille Beier, Walter Elger, David Henderson | 1989-03-21 |