Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6194565 | Process for preparing 16 .alpha.-methyl-steroids | Patrick Roussel, Michel Vivat | 2001-02-27 |
| 5892028 | 17, 20-epoxy steroids | Remi Chauvin, Michel Vivat | 1999-04-06 |
| 5760256 | Process for the production of 21-acyloxy-4,9 (11),16-pregnatriene-3,20-diones | Francis Brion, Christian Diolez, Michel Vivat | 1998-06-02 |
| 5756722 | Intermediates for the preparation of .DELTA..sup.4,9(11),17(20) -pregnatriene-3-ones | Francis Brion, Christian Diolez, Michel Vivat | 1998-05-26 |
| 5731447 | Process for preparing 16.alpha.-methyl-steroids | Patrick Roussel, Michel Vivat | 1998-03-24 |
| 5633400 | Process for the preparation of biphenyl derivatives | Adalbert Wagner, Neerja Bhatnagar, Christine Griffoul | 1997-05-27 |
| 5618975 | Process for the preparation of biphenyl derivatives | Adalbert Wagner, Neerja Bhatnagar, Christine Griffoul | 1997-04-08 |
| 5594127 | Intermediates for the preparation of .DELTA..sup.4,9(11),17(20) -pregnatriene-3-ones | Francis Brion, Christian Diolez, Michel Vivat | 1997-01-14 |
| 5585482 | Preparation of 11-keto steroids | Francis Brion, Christian Diolez, Michel Vivat | 1996-12-17 |
| 5556962 | Process for the preparation of hydrocortisone | Francis Brion, Christian Diolez, Michel Vivat | 1996-09-17 |
| 5527919 | Process for the preparation of 1-[(1,1'-biphenyl]-4-YL]-methyl-1H-imidazole-5-carboxylic acids | Neerja Bhatnagar, Christine Griffoul, Holger Heitsch, Adalbert Wagner | 1996-06-18 |
| 5504203 | Process for preparing 17,20-epoxy steroids | Remi Chauvin, Michel Vivat | 1996-04-02 |
| 5502223 | Process for preparation of .DELTA..sup.4,9(11),16 pregnatriene-3,20-diones | Francis Brion, Christian Diolez, Michel Vivat | 1996-03-26 |
| 5502182 | Process for the preparation of hydrocortisone | Francis Brion, Christian Diolez, Michel Vivat | 1996-03-26 |
| 5493046 | Process | Neerja Bhatnagar, Christine Griffoul | 1996-02-20 |
| 5473087 | Preparation process for 20-keto 21(S) hydroxy steroids compounds and intermediates | Jean-Yves Godard, Philippe Mackiewicz, Christian Richard | 1995-12-05 |
| 5401840 | Intermediate steroid compounds | Francis Brion, Christian Diolez, Michel Vivat | 1995-03-28 |
| 5401864 | Process for preparing 21 acyloxy-.DELTA.4,9(11),16 pregnatrienes 3-20-dione | Francis Brion, Christian Diolez, Michel Vivat | 1995-03-28 |
| 5399685 | Process for the preparation of 20-keto-21 alpha-01-steroids | Veronique Crocq, Christian Masson, Denis Prat, Michel Vivat | 1995-03-21 |
| 5399727 | Preparation of .DELTA..sup.9(11) steroid | Patrick Roussel, Michel Vivat | 1995-03-21 |
| 5391732 | Process for the preparation of biphenyl-imidazole derivatives | Neerja Bhatnagar, Christine Griffoul | 1995-02-21 |
| 5384419 | Preparation process for 20-keto-21(S) hydroxy steroid compounds and intermediates | Jean-Yves Godard, Philippe Mackiewicz, Christian Richard | 1995-01-24 |
| 5352808 | Process for steroid preparation | Michel Vivat | 1994-10-04 |
| 5294704 | 4,9(11),17(20)-pregnatriene-3-ones | Francis Brion, Christian Diolez, Michel Vivat | 1994-03-15 |
| 5260463 | Process for the preparation of hydrocortisone | Francis Brion, Christian Diolez, Michel Vivat | 1993-11-09 |