Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9340522 | Pyrazolone-derivatives and their use as PDE-4 inhibitors | Imre Schlemminger, Beate Schmidt, Hermann Tenor, Christof Zitt, Armin Hatzelmann +6 more | 2016-05-17 |
| 9018175 | 3,4,4a,10b-Tetrahydro-1H-thiopyrano-[44,3-c] isoquinoline derivatives | Thomas Stengel, Alexander Mann, Harald Ohmer, Ulrich Kautz, Steffen Weinbrenner +10 more | 2015-04-28 |
| 8609848 | Pyrazolone-derivatives and their use as PDE-4 inhibitors | Imre Schlemminger, Beate Schmidt, Hermann Tenor, Christof Zitt, Armin Hatzelmann +6 more | 2013-12-17 |
| 8324404 | 3-thia-10-aza-phenanthrene derivatives | Jens Christoffers, Anna Christoffers | 2012-12-04 |
| 8106047 | Triazolophthalazines | Beate Schmidt, Steffen Weinbrenner, Raimund Külzer, Hermann Tenor, Hans-Peter Kley | 2012-01-31 |
| 7851472 | Triazolophthalazines | Beate Schmidt, Steffen Weinbrenner, Raimund Kuelzer, Hermann Tenor, Hans-Peter Kley | 2010-12-14 |
| 7838521 | 3-oxa-10-aza-phenanthrenes | Ulrich Kautz, Armin Hatzelmann, Christof Zitt, Andrea Wohlsen, Degenhard Marx +3 more | 2010-11-23 |
| 7671050 | Triazolophthalazines | Beate Schmidt, Steffen Weinbrenner, Raimund Külzer, Hermann Tenor, Hans-Peter Kley | 2010-03-02 |
| 7671068 | N-(alkoxyalkyl) carbamoyl-substituted 6-phenyl-benzonaphthyridine derivatives and their use as PDE ¾ inhibitors | — | 2010-03-02 |
| 7589205 | 3-thia-10-aza-phenanthrene derivatives | Ulrich Kautz, Armin Hatzelmann, Christof Zitt, Andrea Wohlsen, Degenhard Marx +3 more | 2009-09-15 |
| 6936622 | 6-phenylbenzonaphthyridines | — | 2005-08-30 |
| 6436952 | Benzonaphthyridine-N-oxides comprising a PDE3 and PDE4 inhibiting activity | — | 2002-08-20 |
| 6384047 | Benzonaphthyridine | Armin Hatzelmann | 2002-05-07 |
| 6306869 | N-oxides | — | 2001-10-23 |
| 6143759 | Tetrazoles | — | 2000-11-07 |
| 6008215 | Benzonaphthyridines as bronchial therapeutics | — | 1999-12-28 |
| 5346904 | Sulphonyl compound | Kurt Klemm | 1994-09-13 |
| 5326772 | Diaryl compounds for their use | Kurt Klemm, Wolf-Rudiger Ulrich | 1994-07-05 |
| 5064839 | 1,4-dihydropyridines with a 2-amino group or with an ether group in a side chain | — | 1991-11-12 |
| 4975440 | Optically-active 1,4-dihydropyridine | Wolf-Rudiger Ulrich | 1990-12-04 |
| 4707486 | Diaryl piperidine containing esters of 1,4-dihydropyridines and coronary therapeutic use | Kurt Klemm, Wolf-Rudiger Ulrich | 1987-11-17 |