Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7709644 | Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diazabicyclo[4.3.0]nonane | Herbert Diehl, Walter Lange, Hanns-Ingolf Paul, Dietrich Seidel, Rolf Grosser +1 more | 2010-05-04 |
| 6392044 | Racemization of R,S-dioxo-benzylpyrrolopiperidine | Herbert Diehl, Georg Martin, Wilfried Jaworek, Joachim Westen | 2002-05-21 |
| 6221810 | 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 2001-04-24 |
| 6018054 | 7-isoindolinyl-quinolone derivatives and 7-isoindolinyl-naphthyridone derivatives | Thomas Philipps, Stephan Bartel, Uwe Petersen, Thomas Schenke, Klaus-Dieter Bremm +3 more | 2000-01-25 |
| 6004956 | Enantiomerically pure 2-oxa-5,8-dizaabicyclo[4.3.0] nonanes and process for their preparation | Thomas Schenke, Uwe Petersen | 1999-12-21 |
| 5883258 | Process for preparing 3-chlorobenzisothiazoles | Helmut Kraus, Robert Sollner | 1999-03-16 |
| 5780394 | 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 1998-07-14 |
| 5739389 | Aryl carboxylic acid derivatives | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 1998-04-14 |
| 5739339 | 7-isoindolinyl-quinolone derivatives and 7-isoindolinyl-naphthyridone derivatives | Thomas Philipps, Stephan Bartel, Uwe Petersen, Thomas Schenke, Klaus-Dieter Bremm +3 more | 1998-04-14 |
| 5723627 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthridonecarboxylic acids | Uwe Petersen, Thomas Schenke, Klaus Grohe, Michael Schriewer, Ingo Haller +3 more | 1998-03-03 |
| 5661110 | 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 1997-08-26 |
| 5648493 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids | Uwe Petersen, Thomas Schenke, Klaus Grohe, Michael Schriewer, Ingo Haller +3 more | 1997-07-15 |
| 5607942 | 7-(1-pyrrolidinyl)-3-quinolone- and - naphthyridone-carboxylic acid derivatives as antibacterial agents and feed additives | Uwe Petersen, Thomas Schenke, Klaus Grohe, Michael Schriewer, Ingo Haller +3 more | 1997-03-04 |
| 5556979 | 7-isoindolinyl-naphthyridone derivatives, compositions and anti-bacterial use thereof | Thomas Philipps, Stephan Bartel, Uwe Petersen, Thomas Schenke, Klaus-Dieter Bremm +3 more | 1996-09-17 |
| 5532364 | Enantiomerically pure 2-oxa-5,8-diazabicyclo[4.3.0]nonanes and process for their preparation | Thomas Schenke, Uwe Petersen | 1996-07-02 |
| 5480879 | Quinolonecarboxylic acids | Uwe Petersen, Wilfried Schrock, Dieter Habich, Thomas Schenke, Thomas Philipps +4 more | 1996-01-02 |
| 5474974 | 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 1995-12-12 |
| 5468742 | 8-vinyl- and 9-ethinyl-quinolone-carboxylic acids | Uwe Petersen, Thomas Himmler, Thomas Schenke, Klaus Grohe, Klaus-Dieter Bremm +3 more | 1995-11-21 |
| 5464796 | 7-isoindolinyl-quinolone-carboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Franz Kunisch, Thomas Philipps, Klaus Grohe +5 more | 1995-11-07 |
| 5457104 | Quinolone- and naphthyridonecarboxylic acid derivatives | Stephan Bartel, Franz Kunisch, Uwe Petersen, Thomas Schenke, Klaus Grohe +4 more | 1995-10-10 |
| 5436334 | Enantiomerically pure 2-oxa-5,8-diazabicyclo[4.3.0]nonanes and process for their preparation | Thomas Schenke, Uwe Petersen | 1995-07-25 |
| 5416096 | 7-(1-pyrrolidinyl)-3-quinolone carboxylic acid derivatives as antibacterial agents and feed additives | Uwe Petersen, Thomas Schenke, Klaus Grohe, Michael Schriewer, Ingo Haller +3 more | 1995-05-16 |
| 5393729 | 3-aryl-pyrone derivatives | Reiner Fischer, Folker Lieb, Michael Ruther, Jorg Stetter, Christoph Erdelen +4 more | 1995-02-28 |
| 5371090 | Naphthyridonecarboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Klaus Grohe, Klaus-Dieter Bremm, Rainer Endermann +2 more | 1994-12-06 |
| 5358924 | 3-hydroxy-4-aryl-5-oxo-pyrozoline derivatives, compositions and use | Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more | 1994-10-25 |