Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5723627 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthridonecarboxylic acids | Uwe Petersen, Andreas Krebs, Thomas Schenke, Klaus Grohe, Ingo Haller +3 more | 1998-03-03 |
| 5648493 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids | Uwe Petersen, Andreas Krebs, Thomas Schenke, Klaus Grohe, 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, Andreas Krebs, Klaus Grohe, Ingo Haller +3 more | 1997-03-04 |
| 5457104 | Quinolone- and naphthyridonecarboxylic acid derivatives | Stephan Bartel, Andreas Krebs, Franz Kunisch, Uwe Petersen, Thomas Schenke +4 more | 1995-10-10 |
| 5453422 | Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them | Uwe Petersen, Thomas Schenke, Klaus Grohe, Ingo Haller, Karl G. Metzger +2 more | 1995-09-26 |
| 5416096 | 7-(1-pyrrolidinyl)-3-quinolone carboxylic acid derivatives as antibacterial agents and feed additives | Uwe Petersen, Thomas Schenke, Andreas Krebs, Klaus Grohe, Ingo Haller +3 more | 1995-05-16 |
| 5284855 | 7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinolone-and-naphthyridonecarboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Klaus Grohe, Andreas Krebs, Ingo Haller +4 more | 1994-02-08 |
| 5284842 | Quinolone- and naphthridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them | Uwe Petersen, Thomas Schenke, Klaus Grohe, Ingo Haller, Karl G. Metzger +2 more | 1994-02-08 |
| 5252734 | Antibacterial 5-alkylquinolonecarboxylic acids | Klaus Grohe, Andreas Krebs, Uwe Petersen, Thomas Schenke, Ingo Haller +3 more | 1993-10-12 |
| 5237060 | Process of preparing enantiomerically pure 1,8-bridged 4-quinolone-3-carboxylic acids | Klaus Grohe, Hans-Joachim Zeiler, Karl G. Metzger | 1993-08-17 |
| 5202337 | 7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinoline- and -naphthyridone-carboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Klaus Grohe, Andreas Krebs, Ingo Haller +4 more | 1993-04-13 |
| 5190955 | Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids | Klaus Grohe, Uwe Petersen, Ingo Haller, Karl G. Metzger, Rainer Endermann +1 more | 1993-03-02 |
| 5173484 | Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them | Uwe Petersen, Thomas Schenke, Klaus Grohe, Ingo Haller, Karl G. Metzger +2 more | 1992-12-22 |
| 5140033 | Antibacterial 5-alkylquinolonecarboxylic acids | Klaus Grohe, Andreas Krebs, Uwe Petersen, Thomas Schenke, Ingo Haller +3 more | 1992-08-18 |
| 5061712 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids | Uwe Petersen, Andreas Krebs, Thomas Schenke, Klaus Grohe, Ingo Haller +3 more | 1991-10-29 |
| 5059597 | 7-(4-oxa or 4-thia-2,7-diazabicyclo[3.3.0]oct-2-en-3-yl)-3-quinolone-and-naphthyrido ne-carboxylic acid derivatives as antibacterial agents and feed additives | Uwe Petersen, Thomas Schenke, Andreas Krebs, Klaus Grohe, Ingo Haller +3 more | 1991-10-22 |
| 5051418 | Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids | Klaus Grohe, Uwe Petersen, Ingo Haller, Karl G. Metzger, Rainer Endermann +1 more | 1991-09-24 |
| 4990661 | Process for the preparation of benzoic acid derivatives | Uwe Petersen, Ernst Kysela, Klaus Grohe | 1991-02-05 |
| 4990517 | 7-(1-pyrrolidinyl)-3-quinolone- and -naphthyridonecarboxylic acid derivatives as antibacterial agents and feed additives | Uwe Petersen, Thomas Schenke, Andreas Krebs, Klaus Grohe, Ingo Haller +3 more | 1991-02-05 |
| 4977263 | Process for preparing 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials | Klaus Croche, Hans-Jonchim Zeiler, Karl G. Hetzner | 1990-12-11 |
| 4958045 | Intermediates for preparing 1,8-bridged 4-quinolone-3-carboxylic acids | Klaus Grohe | 1990-09-18 |
| 4956465 | Quinolone- and 1,8-naphthyridin-4-one-carboxylic acids which are C-bonded in the 7-position | Klaus Grohe, Uwe Petersen | 1990-09-11 |
| 4908366 | Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids | Klaus Grohe, Uwe Petersen, Ingo Haller, Karl G. Metzger, Rainer Endermann +1 more | 1990-03-13 |
| 4902795 | Intermediates for 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials | Klaus Crohe, Hans-Joachim Zeiler, Karl G. Metzger | 1990-02-20 |
| 4870182 | 4-Hydroxy-quinoline-3-carboxylic | Klaus Grohe | 1989-09-26 |