Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464364 | 6.beta.,7.beta.-Methylene-17.alpha.-pregn-4-ene-21,17-carbolactones, their preparation and use as medicinal agents | Dieter Bittler, Rudolf Weichert, Jorge Casals-Stenzel, Ekkehard Schillinger | 1984-08-07 |
| 4464365 | 11.beta.-Chloro-.DELTA..sup.15 -steroids, a process for their preparation and pharmaceutical preparations containing them | Helmut Hofmeister, Karl Petzoldt, Klaus Annen, Rudolf Wiechert, Yukeshige Nishino | 1984-08-07 |
| 4457925 | Androstane derivatives, process for their production, and pharmaceutical preparations containing them | Dieter Bittler, Klaus Nickisch, Rudolf Wiechert | 1984-07-03 |
| 4456620 | D-Homo-4,17-androstadien-3-one, its preparation and pharmaceutical use | Rudolf Wiechert | 1984-06-26 |
| 4450107 | 7.alpha.-Alkoxycarbonyl-15.beta.,16.beta.-methylene-4-androstenes, process for the preparation thereof, and use thereof as medicinal agents | Klaus Nickisch, Rudolf Wiechert, Jorge Casals-Stenzel | 1984-05-22 |
| 4440684 | Process for the preparation of 6-methyl-.DELTA..sup.4,6 -3-keto steroids | Klaus Annen, Helmut Hofmeister, Rudolf Wiechert | 1984-04-03 |
| 4435390 | Hydrocortisone derivatives, the preparation and use thereof | Klaus Annen, Helmut Hofmeister, Rudolf Wiechert | 1984-03-06 |
| 4435327 | 3.beta.,7.beta.,15.alpha.-Trihydroxy-5-androsten-17-one, its 3,15-dipivalate, and their preparation | Karl Petzoldt, Rudolf Wiechert | 1984-03-06 |
| 4432976 | Cyclocarbonate esters of 16.alpha.,17.alpha., dihydroxy anti-inflammatory steroids | Klaus Annen, Helmut Hofmeister | 1984-02-21 |
| 4416985 | Process for preparing 3.beta.,7.beta.-dihydroxy-.DELTA..sup.5 -steroids | Karl Petzoldt, Rudolf Wiechert, Klaus Nickisch, Dieter Bittler | 1983-11-22 |
| 4404141 | .DELTA..sup.9(11) - And .DELTA..sup.16 -21-chloro-20-keto steroids of the pregnane and D-homopregnane series, their preparation and use as intermediates for the synthesis of highly effective corticoids | Klaus Annen, Helmut Hofmeister | 1983-09-13 |
| 4390530 | 3-Deoxy-.DELTA..sup.15 -steroids | Helmut Hofmeister, Rudolf Wiechert, Klaus Annen, Sybille Beier | 1983-06-28 |
| 4371529 | 11-Methylene-.DELTA..sup.15 -steroids, their preparation and use in pharmaceuticals | Helmut Hofmeister, Karl Petzoldt, Klaus Annen, Rudolf Wiechert, Hermann Steinbeck | 1983-02-01 |
| 4353985 | Process for the preparation of 11 .beta.-hydroxy steroids | Karl Petzoldt, Klaus Annen, Rudolf Wiechert | 1982-10-12 |
| 4330541 | Novel corticoid 17-thioacetals, their preparation and use | Klaus Annen, Helmut Hofmeister, Karl Petzoldt, Rudolf Wiechert | 1982-05-18 |
| 4322349 | Process for preparing 6-methylene steroids | Klaus Annen, Helmut Hofmeister, Rudolf Wiechert | 1982-03-30 |
| 4296109 | Corticoid 21-sulfopropionates and the salts thereof, a process for the production thereof and pharmaceutical preparations thereof | Peter Esperling, Joachim-Friedrich Kapp, Rudolf Wiechert | 1981-10-20 |
| 4289763 | Novel corticoids, the preparation thereof and the use thereof | Rudolf Wiechert, Hans Wendt, Joachim-Friedrich Kapp | 1981-09-15 |
| 4277468 | 11-Methylene steroids, their preparation and pharmaceutical preparations containing them | Helmut Hofmeister, Rudolf Wiechert, Klaus Annen, Hermann Steinbeck | 1981-07-07 |
| 4243664 | Novel corticoids | Klaus Annen, Helmut Hofmeister, Rudolf Wiechert, Hans Wendt, Joachim-Friedrich Kapp | 1981-01-06 |
| 4207316 | Novel 17-substituted 11 .beta.-hydroxy steroids of the pregnane series, their manufacture, preparation and use | Ernst Schottle, Alfred Weber, Mario Kennecke, Helmut Dahl, Joachim-Friedrich Kapp +3 more | 1980-06-10 |
| 4196203 | Novel corticoids | Joachim-Friedrich Kapp, Klaus Kieslich, Karl Petzoldt | 1980-04-01 |