Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789668 | 1.alpha.,7.alpha.-dithio-substituted spirolactones, processes for their preparation, and their use as medicines | Klaus Nickisch, Henry Laurent, Dieter Bittler, Rudolf Wiechert | 1988-12-06 |
| 4692464 | Novel prostacyclin derivatives and a process for the preparation thereof | Werner Skuballa, Bernd Raduchel, Helmut Vorbruggen, Gerda Mannesmann, Jorge Casals | 1987-09-08 |
| 4559331 | 7.alpha.-Substituted 3-oxo-17.alpha.-pregn-4-ene-21,17-carbolactones, process for their production, and pharmaceutical preparations containing same | Klaus Nickisch, Henry Laurent, Peter Esperling, Dieter Bittler, Rudolf Wiechert | 1985-12-17 |
| 4542024 | 15,16 -Methylene-17.alpha.-pregna-4,6-diene-21-carboxylic acid salts, pharmaceutical preparations containing them and a process for their production | Klaus Nickisch, Dieter Bittler, Henry Laurent, Rudolf Wiechert | 1985-09-17 |
| 4536401 | 11.beta.-aryl estradienes, processes for their production and pharmaceutical preparations containing them | Guenter Neef, Gerhard Sauer, Rudolf Wiechert, Helmut Hofmeister, Ralph Rohde +5 more | 1985-08-20 |
| 4511565 | 7.alpha.-Acylthio-1.alpha.,2.alpha.-methylene- 3-oxo-17.alpha.-pregn-4-ene-21,17-carbolactones, their production and pharmaceutical preparations containing them | Henry Laurent, Klaus Nickisch, Dieter Bittler, Rudolf Wiechert | 1985-04-16 |
| 4500522 | 7.alph a.-Acylthio-15,16-methylene-3-oxo-17.alpha.-pregna-1,4-diene-21,17-carbol actones, their preparation and use as medicinal agents | Klaus Nickisch, Dieter Bittler, Henry Laurent, Rudolf Wiechert | 1985-02-19 |
| 4315013 | Certain pyrrole analogs of prostacyclin derivatives | Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Gerda Mannesmann, Jorge Casals | 1982-02-09 |
| 4291029 | 6.beta.,7.beta.;15,16-Dimethylene-1,4-androstadien-3-ones, their preparation and use as medicinal agents | Rudolf Wiechert, Dieter Bittler, Ulrich Kerb, Klaus Prezewowsky, Jorge Casals-Stenzel | 1981-09-22 |
| 4219479 | 5-Cyano-prostacyclin derivatives | Helmut Vorbruggen, Werner Skuballa, Bernd Raduchel, Olaf Loge, Bernd Muller +1 more | 1980-08-26 |