KM

Karl G. Metzger

BH Bayer Healthcare: 140 patents #23 of 8,007Top 1%
📍 Wuppertal, DE: #2 of 1,656 inventorsTop 1%
Overall (All Time): #7,202 of 4,157,543Top 1%
140
Patents All Time

Issued Patents All Time

Showing 1–25 of 140 patents

Patent #TitleCo-InventorsDate
6018054 7-isoindolinyl-quinolone derivatives and 7-isoindolinyl-naphthyridone derivatives Thomas Philipps, Stephan Bartel, Andreas Krebs, Uwe Petersen, Thomas Schenke +3 more 2000-01-25
5990122 Quinolone- and naphthyridonecarboxylic acid derivatives Uwe Petersen, Thomas Schenke, Thomas Jaetsch, Stephan Bartel, Klaus-Dieter Bremm +1 more 1999-11-23
5986105 Quinolone- and naphthyridonecarboxylic acid derivatives Uwe Petersen, Thomas Schenke, Thomas Jaetsch, Stephan Bartel, Klaus-Dieter Bremm +1 more 1999-11-16
5969141 Intermediates for 7-amino-1-cyclopropyl-6,8-dihalogeno-1,4-dihydro-4-oxo-3-quinolinecarbox ylic acid antibacterial agents Uwe Petersen, Klaus Grohe, Hans-Joachim Zeiler 1999-10-19
5770622 Method of preserving materials using 4-methylene-2-amino-cyclopentane-1-carboxylic acids Joachim Mittendorf, Franz Kunisch, Michael Matzke, Hans-Christian Militzer, Rainer Endermann +2 more 1998-06-23
5753669 Quinolone--and naphthyridonecarboxylic acid derivatives Uwe Peterson, Thomas Schenke, Thomas Jaetsch, Stephan Bartel, Klaus-Dieter Bremm +1 more 1998-05-19
5739160 Cyclopentane- and -pentene-.beta.-amino acids Joachim Mittendorf, Franz Kunisch, Michael Matzke, Hans-Christian Militzer, Rainer Endermann +2 more 1998-04-14
5739339 7-isoindolinyl-quinolone derivatives and 7-isoindolinyl-naphthyridone derivatives Thomas Philipps, Stephan Bartel, Andreas Krebs, Uwe Petersen, Thomas Schenke +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, Andreas Krebs, Thomas Schenke, Klaus Grohe, Michael Schriewer +3 more 1998-03-03
5679675 8-amino-10-(azabicycloalkyl)-pyrido1,2,3-d,e!1,3,4!benzoxadiazine derivatives Thomas Jaetsch, Burkhard Mielke, Uwe Petersen, Thomas Schenke, Klaus-Dieter Bremm +4 more 1997-10-21
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, Michael Schriewer +3 more 1997-07-15
5631291 Cyclopentane- and -pentene-.beta.-amino acids Joachim Mittendorf, Franz Kunisch, Michael Matzke, Hans-Christian Militzer, Rainer Endermann +2 more 1997-05-20
5621105 Preparation of 7-(aminomethyl-oxa-7-aza-bicyclo[3.3.0]oct-7-yl) quinolonecarboxylic and 7-(aminomethyl-oxa-7-aza-bicyclo[3.3.0]oct-7-yl naphthyridonecarboxylic acid derivatives Uwe Petersen, Thomas Schenke, Klaus Grohe, Klaus-Dieter Bremm, Rainer Endermann 1997-04-15
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, Michael Schriewer +3 more 1997-03-04
5605910 Quinolone-and naphthyridonecarboxylic acid derivatives Uwe Petersen, Thomas Schenke, Thomas Jaetsch, Stephan Bartel, Klaus-Dieter Bremm +1 more 1997-02-25
5574161 7-(aminomethyl-oxa-7-aza-bicyclo[3.3.0]oct-7-yl)quinolonecarboxylic and 7-(aminomethyl-oxa-7-aza-bicyclo[3.3.0]oct-7-yl naphthyridonecarboxylic acid derivatives Uwe Petersen, Thomas Schenke, Klaus Grohe, Klaus-Dieter Bremm, Rainer Endermann 1996-11-12
5571812 7-amino-1-cyclopropyl-6,8-dihalogeno- 1,4-dihydro-4-oxo-3-quinolinecarboxylic acid antibacterial agents Uwe Petersen, Klaus Grohe, Hans-Joachim Zeiler 1996-11-05
5556979 7-isoindolinyl-naphthyridone derivatives, compositions and anti-bacterial use thereof Thomas Philipps, Stephan Bartel, Andreas Krebs, Uwe Petersen, Thomas Schenke +3 more 1996-09-17
5545642 Derivatives of 1-(2-fluorocyclopropyl)-quinolonecarboxylic acid and 1-(2-fluorocyclopropyl)-naphthridonecarboxylic acid Uwe Petersen, Thomas Schenke, Stefan B ohm, Rolf Grosser, Klaus-Dieter Bremm +1 more 1996-08-13
5508278 Pyrido[1,2,3-D,E] [1,3,4]benzoxadiazine derivatives Thomas Jaetsch, Burkhard Mielke, Uwe Petersen, Thomas Philipps, Thomas Schenke +5 more 1996-04-16
5480879 Quinolonecarboxylic acids Uwe Petersen, Wilfried Schrock, Dieter Habich, Andreas Krebs, Thomas Schenke +4 more 1996-01-02
5468742 8-vinyl- and 9-ethinyl-quinolone-carboxylic acids Uwe Petersen, Thomas Himmler, Thomas Schenke, Andreas Krebs, Klaus Grohe +3 more 1995-11-21
5468861 8-chloro-1-cyclopropyl-6,7-difluoro-1, 4-dihydro-4-oxo-3-quinolinecarboxylic acid and alkyl esters thereof Uwe Petersen, Klaus Grobe, Hans-Joachim Zeiler 1995-11-21
5464796 7-isoindolinyl-quinolone-carboxylic acid derivatives Uwe Petersen, Andreas Krebs, Thomas Schenke, Franz Kunisch, Thomas Philipps +5 more 1995-11-07
5457104 Quinolone- and naphthyridonecarboxylic acid derivatives Stephan Bartel, Andreas Krebs, Franz Kunisch, Uwe Petersen, Thomas Schenke +4 more 1995-10-10