Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5753647 | Acylamino-substituted hetrazepines | Karl-Heinz Weber, Werner Stransky, Hubert Heuer, Franz Birke | 1998-05-19 |
| 5719279 | Asymmetrically substituted xanthines | Helmut Ensinger, Joachim Mierau, Franz J. Kuhn, Erich Lehr, Enzio Muller | 1998-02-17 |
| 5698552 | Hetrazepinoid amides | Karl-Heinz Weber, Werner Stransky, Hubert Heuer, Franz Birke, Wolf-Dietrich Bechtel | 1997-12-16 |
| 5696124 | Xanthine derivatives with adenosine-antagonistic activity | Karl-Heinz Weber, Gerhard Waither, Werner Stransky, Helmut Ensinger, Gunter Schingnitz +2 more | 1997-12-09 |
| 5688802 | Bornyl xanthine derivatives with adenosine-antagonistic activity | Karl-Heinz Weber, Gerhard Walther, Werner Stransky, Helmut Ensinger, Gunter Schingnitz +2 more | 1997-11-18 |
| 5675005 | Process for preparing xanthine derivatives, in particular 1,3-dipropyl-8-(3-oxocyclopentyl)-xanthine | Sven Luttke | 1997-10-07 |
| 5641784 | 8-substituted 1,3-dialiphaticxanthine derivatives | Werner Stransky, Gerhard Walther, Karl-Heinz Weber, Helmut Ensinger, Franz J. Kuhn +2 more | 1997-06-24 |
| 5532368 | Xanthine derivatives with adenosine-antagonistic activity | Karl-Heinz Weber, Gerhard Walther, Werner Stransky, Helmut Ensinger, Gunter Schingnitz +2 more | 1996-07-02 |
| 5175291 | Process for preparing 1,3-dipropyl-8-(3-oxocyclopentyl)-xanthine | — | 1992-12-29 |