Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472310 | 5.beta.-Hydroxy-.DELTA..sup.6 -steroids and process for the preparation thereof | Dieter Bittler, Henry Laurent, Klaus Nickisch, Robert Nickolson | 1984-09-18 |
| 4464365 | 11.beta.-Chloro-.DELTA..sup.15 -steroids, a process for their preparation and pharmaceutical preparations containing them | Helmut Hofmeister, Karl Petzoldt, Klaus Annen, Henry Laurent, Yukeshige Nishino | 1984-08-07 |
| 4457925 | Androstane derivatives, process for their production, and pharmaceutical preparations containing them | Dieter Bittler, Henry Laurent, Klaus Nickisch | 1984-07-03 |
| 4456600 | Antiandrogenic 17.alpha.-alkyl steroids | Dieter Bittler, Annerose Schleusener, Manfred Albring | 1984-06-26 |
| 4456620 | D-Homo-4,17-androstadien-3-one, its preparation and pharmaceutical use | Henry Laurent | 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, Henry Laurent, Jorge Casals-Stenzel | 1984-05-22 |
| 4440684 | Process for the preparation of 6-methyl-.DELTA..sup.4,6 -3-keto steroids | Klaus Annen, Henry Laurent, Helmut Hofmeister | 1984-04-03 |
| 4435327 | 3.beta.,7.beta.,15.alpha.-Trihydroxy-5-androsten-17-one, its 3,15-dipivalate, and their preparation | Karl Petzoldt, Henry Laurent | 1984-03-06 |
| 4435390 | Hydrocortisone derivatives, the preparation and use thereof | Klaus Annen, Henry Laurent, Helmut Hofmeister | 1984-03-06 |
| 4416985 | Process for preparing 3.beta.,7.beta.-dihydroxy-.DELTA..sup.5 -steroids | Karl Petzoldt, Henry Laurent, Klaus Nickisch, Dieter Bittler | 1983-11-22 |
| 4390530 | 3-Deoxy-.DELTA..sup.15 -steroids | Helmut Hofmeister, Klaus Annen, Henry Laurent, Sybille Beier | 1983-06-28 |
| 4371529 | 11-Methylene-.DELTA..sup.15 -steroids, their preparation and use in pharmaceuticals | Helmut Hofmeister, Karl Petzoldt, Klaus Annen, Henry Laurent, Hermann Steinbeck | 1983-02-01 |
| 4361578 | D-Homosteroids | Leo Alig, Andor Furst, Peter Keller, Marcel Muller, Ulrich Kerb | 1982-11-30 |
| 4353985 | Process for the preparation of 11 .beta.-hydroxy steroids | Karl Petzoldt, Klaus Annen, Henry Laurent | 1982-10-12 |
| 4348327 | Process for the preparation of 17.alpha.-hydroxy- and 17a.alpha.-hydroxy-D-homoetiocarboxylic acids | Robert Nickolson, Ulrich Kerb, Leo Alig, Andor Furst, Marcel Muller | 1982-09-07 |
| 4344941 | Antiandrogenic 17.alpha.-substituted steroids | Dieter Bittler, Annerose Schleusener, Manfred Albring | 1982-08-17 |
| 4333928 | 16 .alpha.-Alkyl steroids, their preparation, and pharmaceutical preparations thereof | Gunter Neef, Ulrich Eder, Gregor Haffer, Gerhard Sauer, Hermann Steinbeck | 1982-06-08 |
| 4330541 | Novel corticoid 17-thioacetals, their preparation and use | Klaus Annen, Henry Laurent, Helmut Hofmeister, Karl Petzoldt | 1982-05-18 |
| 4322349 | Process for preparing 6-methylene steroids | Klaus Annen, Henry Laurent, Helmut Hofmeister | 1982-03-30 |
| 4307088 | 1-Hydroxy steroids, a process for the production thereof, and pharmaceutical preparations containing them | Karl Petzoldt, Hermann Steinbeck, Walter Elger | 1981-12-22 |
| 4296109 | Corticoid 21-sulfopropionates and the salts thereof, a process for the production thereof and pharmaceutical preparations thereof | Henry Laurent, Peter Esperling, Joachim-Friedrich Kapp | 1981-10-20 |
| 4291029 | 6.beta.,7.beta.;15,16-Dimethylene-1,4-androstadien-3-ones, their preparation and use as medicinal agents | Dieter Bittler, Ulrich Kerb, Klaus Prezewowsky, Jorge Casals-Stenzel, Wolfgang Losert | 1981-09-22 |
| 4289763 | Novel corticoids, the preparation thereof and the use thereof | Henry Laurent, Hans Wendt, Joachim-Friedrich Kapp | 1981-09-15 |
| 4277468 | 11-Methylene steroids, their preparation and pharmaceutical preparations containing them | Helmut Hofmeister, Klaus Annen, Henry Laurent, Hermann Steinbeck | 1981-07-07 |
| 4272630 | D-Homosteroids | Leo Alig, Andor Furst, Marcel Muller, Ulrich Kerb, Klaus Kieslich | 1981-06-09 |