Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7618988 | Use of substituted aminomethyl chromans | Henning Bottcher, Gerd Bartoszyk, Hermann Russ, Frank Weber, Christoph Seyfried | 2009-11-17 | $82,233,000 |
| 5767132 | Pyridyl chroman | Henning Bottcher, Hartmut Greiner, Gerd Bartoszyk, Jean-Jacques Berthelon, Marc Noblet +2 more | 1998-06-16 | $126,598,000 |
| 5103025 | Process for the resolution of enantiomers of benzopyran derivatives | Rolf Gericke | 1992-04-07 | $34,718,000 |
| 4952696 | Process for resolving the enantiomers of a benzopyran derivative | — | 1990-08-28 | $17,181,000 |