Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739125 | 11 Beta-aryl-gona-4, 9-dien-3-ones | Helmut Kasch, Kurt Ponsold, Gerd Schubert, Heidemarie Rohrig, Anatoli Kurischko +1 more | 1998-04-14 |
| 5407928 | 11.beta.-aryl-gona-4,9-dien-3-ones | Helmut Kasch, Kurt Ponsold, Gerd Schubert, Heidemarie Rohrig, Anatoli Kurischko +1 more | 1995-04-18 |
| 5166199 | 11.beta.-aryl-16.alpha.,17.alpha.-cyclohexano-estra-4,9-dienes | Helmut Kasch, Anatoli Kurischko, Kurt Ponsold | 1992-11-24 |