Issued Patents All Time
Showing 26–50 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362909 | Process for the preparation of 3-chloro-2,4,5-trifluorobenzoyl chloride, 2,4,5-trifuluorobenzoyl fluoride, and 2,3,4,5-tetrahalogenobenzene derivatives | Erich Klauke, Uwe Petersen | 1994-11-08 |
| 5312823 | 7-azaisoindolinyl-quinolone-carboxylic acid derivatives | Uwe Petersen, Andreas Krebs, Thomas Schenke, Klaus-Dieter Bremm, Rainer Endermann +2 more | 1994-05-17 |
| 5300643 | Quinolonecarboxylic acid derivatives | Wolfgang Dummer, Kai Rossen, Arnold Paessens | 1994-04-05 |
| 5284855 | 7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinolone-and-naphthyridonecarboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Michael Schriewer, 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, Michael Schriewer, Ingo Haller, Karl G. Metzger +2 more | 1994-02-08 |
| 5252734 | Antibacterial 5-alkylquinolonecarboxylic acids | Michael Schriewer, 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 | Michael Schriewer, Hans-Joachim Zeiler, Karl G. Metzger | 1993-08-17 |
| 5217972 | Quinolonecarboxylic acid derivatives and their use as antiviral agents | Wolfgang Dummer, Kai Rossen, Arnold Paessens | 1993-06-08 |
| 5202337 | 7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinoline- and -naphthyridone-carboxylic acid derivatives | Uwe Petersen, Thomas Schenke, Michael Schriewer, Andreas Krebs, Ingo Haller +4 more | 1993-04-13 |
| 5200548 | 2,4,5-Trihalogeno- and 2,3,4,5-tetrahalogenobenzene derivatives | Erich Klauke, Uwe Petersen | 1993-04-06 |
| 5190955 | Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids | Michael Schriewer, Uwe Petersen, Ingo Haller, Karl G. Metzger, Rainer Endermann +1 more | 1993-03-02 |
| 5182401 | Preparation of 3-amino-2-(het)aroyl-acrylic acid derivatives | — | 1993-01-26 |
| 5173484 | Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them | Uwe Petersen, Thomas Schenke, Michael Schriewer, Ingo Haller, Karl G. Metzger +2 more | 1992-12-22 |
| 5153204 | 7-(1-Pyrrolidinyl)-quinolonecarboxylic acid derivatives | Uwe Petersen, Hans-Joachim Zeiler, Karl G. Metzger | 1992-10-06 |
| D329912 | Faucet handle | — | 1992-09-29 |
| 5145853 | Bactericidal formulations for use in veterinary medicine | Karl G. Metzger, Hans-Joachim Zeiler, Martin Scheer, Herbert Voege | 1992-09-08 |
| 5140033 | Antibacterial 5-alkylquinolonecarboxylic acids | Michael Schriewer, Andreas Krebs, Uwe Petersen, Thomas Schenke, Ingo Haller +3 more | 1992-08-18 |
| D324095 | Faucet | — | 1992-02-18 |
| 5077429 | 7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-quinoline- and naphthyridine-3-carboxylic acids, processes for their preparation and antibacterial agents containing these compounds | Hans-Joachim Zeiler, Karl G. Metzger | 1991-12-31 |
| 5072038 | 2,3,4,5-tetrahalogenobenzene derivatives | Erich Klauke, Uwe Petersen | 1991-12-10 |
| 5061712 | Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids | Uwe Petersen, Andreas Krebs, Thomas Schenke, Michael Schriewer, 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, Michael Schriewer, Ingo Haller +3 more | 1991-10-22 |
| 5051418 | Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids | Michael Schriewer, 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, Michael Schriewer, Ernst Kysela | 1991-02-05 |
| 4990646 | Preparation of halogenated quinolonecarboxylic acids | — | 1991-02-05 |