Inventor

SCHRIEWER MICHAEL

DE35 patents

Patents

35 patents

US4990517AFeb 5, 1991

7-(1-pyrrolidinyl)-3-quinolone- and -naphthyridonecarboxylic acid derivatives as antibacterial agents and feed additives

BAYER AG117 citations97

US5607942AMar 4, 1997

7-(1-pyrrolidinyl)-3-quinolone- and - naphthyridone-carboxylic acid derivatives as antibacterial agents and feed additives

BAYER AG73 citations96

US5059597AOct 22, 1991

7-(4-oxa or 4-thia-2,7-diazabicyclo[3.3.0]oct-2-en-3-yl)-3-quinolone-and-naphthyridone-carboxylic acid derivatives as antibacterial agents and feed additives

BAYER AG44 citations96

US4908366AMar 13, 1990

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

BAYER AG57 citations96

US5457104AOct 10, 1995

Quinolone- and naphthyridonecarboxylic acid derivatives

BAYER AG27 citations93

US5416096AMay 16, 1995

7-(1-pyrrolidinyl)-3-quinolone carboxylic acid derivatives as antibacterial agents and feed additives

BAYER AG23 citations93

US5140033AAug 18, 1992

Antibacterial 5-alkylquinolonecarboxylic acids

BAYER AG47 citations93

US4956465ASep 11, 1990

Quinolone- and 1,8-naphthyridin-4-one-carboxylic acids which are C-bonded in the 7-position

BAYER AG45 citations93

US4725595AFeb 16, 1988

1,8-bridged 4-quinolone-3-carboxylic acid antibacterials

BAYER AG26 citations93

US4705788ANov 10, 1987

Novel antibacterial 7-amino-1(substituted cyclopropyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

BAYER AG33 citations93

US5284842AFeb 8, 1994

Quinolone- and naphthridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

BAYER AG17 citations82

US5173484ADec 22, 1992

Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

BAYER AG16 citations82

US5051418ASep 24, 1991

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

BAYER AG16 citations82

US4762831AAug 9, 1988

Antibacterial 1,8-bridged 4-quinolone-3-carboxylic acids

BAYER AG20 citations82

US4762844AAug 9, 1988

Antibacterially active alkyl-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

BAYER AG21 citations82

US5453422ASep 26, 1995

Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

BAYER AG8 citations74

US5252734AOct 12, 1993

Antibacterial 5-alkylquinolonecarboxylic acids

BAYER AG14 citations74

US5237060AAug 17, 1993

Process of preparing enantiomerically pure 1,8-bridged 4-quinolone-3-carboxylic acids

BAYER AG15 citations74

US5202337AApr 13, 1993

7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinoline- and -naphthyridone-carboxylic acid derivatives

BAYER AG8 citations74

US4990661AFeb 5, 1991

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthridonecarboxylic acids

BAYER AG2 citations63

US5190955AMar 2, 1993

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

BAYER AG4 citations63

US5061712AOct 29, 1991

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids

BAYER AG2 citations63

US4977263ADec 11, 1990

Process for preparing 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials

BAYER AG9 citations63

US4870182ASep 26, 1989

4-Hydroxy-quinoline-3-carboxylic

BAYER AG4 citations63

US4859773AAug 22, 1989

Preparation of 1,8-bridged 4-quinoline-3-carboxylic acids

BAYER AG4 citations63

US4851160AJul 25, 1989

Process for the preparation of benzoic acid derivatives

BAYER AG3 citations63

US4816451AMar 28, 1989

Antibacterial 1,8-bridged 4-quinolonecarboxylic acids

BAYER AG7 citations63

US5648493AJul 15, 1997

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids

BAYER AG0 citations52

US5284855AFeb 8, 1994

7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinolone-and-naphthyridonecarboxylic acid derivatives

BAYER AG0 citations52

SCHRIEWER MICHAEL

Patents

7-(1-pyrrolidinyl)-3-quinolone- and -naphthyridonecarboxylic acid derivatives as antibacterial agents and feed additives

7-(1-pyrrolidinyl)-3-quinolone- and - naphthyridone-carboxylic acid derivatives as antibacterial agents and feed additives

7-(4-oxa or 4-thia-2,7-diazabicyclo[3.3.0]oct-2-en-3-yl)-3-quinolone-and-naphthyridone-carboxylic acid derivatives as antibacterial agents and feed additives

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

Quinolone- and naphthyridonecarboxylic acid derivatives

7-(1-pyrrolidinyl)-3-quinolone carboxylic acid derivatives as antibacterial agents and feed additives

Antibacterial 5-alkylquinolonecarboxylic acids

Quinolone- and 1,8-naphthyridin-4-one-carboxylic acids which are C-bonded in the 7-position

1,8-bridged 4-quinolone-3-carboxylic acid antibacterials

Novel antibacterial 7-amino-1(substituted cyclopropyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

Quinolone- and naphthridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

Antibacterial 1,8-bridged 4-quinolone-3-carboxylic acids

Antibacterially active alkyl-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

Quinolone- and naphthyridone carboxylic acid derivatives, process for their production, antibacterial compositions and feed additives containing them

Antibacterial 5-alkylquinolonecarboxylic acids

Process of preparing enantiomerically pure 1,8-bridged 4-quinolone-3-carboxylic acids

7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinoline- and -naphthyridone-carboxylic acid derivatives

Process for the preparation of benzoic acid derivatives

Intermediates for preparing 1,8-bridged 4-quinolone-3-carboxylic acids

Antibacterial 1,8-bridged 4-quinoline-3-carboxylic acids

Pyridine-enamines

Process for the preparation of 4-hydroxy-quinoline-3-carboxylic acids

Intermediates for 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthridonecarboxylic acids

Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids

Process for preparing 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials

4-Hydroxy-quinoline-3-carboxylic

Preparation of 1,8-bridged 4-quinoline-3-carboxylic acids

Process for the preparation of benzoic acid derivatives

Antibacterial 1,8-bridged 4-quinolonecarboxylic acids

Preparation of 7-(3-amino- and 3-amino-methyl-1-pyrrolidinyl)-3-quinolonecarboxylic acids and -naphthyridonecarboxylic acids

7-(2,7-diazabicyclo[3.3.0]octyl)-3-quinolone-and-naphthyridonecarboxylic acid derivatives