Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231946 | 14,15-Methylene derivatives of the estrane series and methods for preparing same | Kurt Ponsold, Michael Oettel, Joachim Strecke, Herbert Hoffmann | 1980-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231946 | 14,15-Methylene derivatives of the estrane series and methods for preparing same | Kurt Ponsold, Michael Oettel, Joachim Strecke, Herbert Hoffmann | 1980-11-04 |