P

Inventor

PAGE DONALD F

19 patents
⚠️ This page may combine multiple inventors who share the name “PAGE DONALD F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

STERLING DRUG INC

18 patents
US4309537AJan 5, 1982

Production of imidazo[4,5-b]pyridin-2-ones or thiones

STERLING DRUG INC53 citations96
US4294837AOct 13, 1981

1,3-Dihydro-6-(pyridinyl)-2H-imidazo[4,5-b]pyridin-2-ones and -imidazo[4,5-b]pyridine-2-thiones and their cardiotonic use

STERLING DRUG INC59 citations96
US4312875AJan 26, 1982

5-(Pyridinyl)-6-(lower-alkyl)-2(1H)-pyridinones, 1,2-dihydro-2-oxo-5-(pyridinyl)-6-(lower-alkyl)nicotinic acids and lower-alkyl esters thereof, and cardiotonic use thereof

STERLING DRUG INC19 citations82
US4276293AJun 30, 1981

Compositions and their preparation

STERLING DRUG INC20 citations82
US4391811AJul 5, 1983

2-Amino-6-(pyridinyl)-3H-imidazo[4,5-b]pyridines and their cardiotonic use

STERLING DRUG INC11 citations74
US4376775AMar 15, 1983

N-[4-(4-Pyridinyl)phenyl]ureas and their cardiotonic use

STERLING DRUG INC8 citations74
US4297360AOct 27, 1981

5-(Pyridinyl)pyridine-2,3-diamines, preparation thereof and their cardiotonic use

STERLING DRUG INC13 citations74
US4599423AJul 8, 1986

Preparation of 5-(hydroxy- and/or aminophenyl-6-lower-alkyl)-2(1H)-pyridinones

STERLING DRUG INC13 citations72
US4465686AAug 14, 1984

5-(Hydroxy- and/or amino-phenyl)-6-(lower-alkyl)-2-(1H)-pyridinones, their cardiotonic use and preparation

STERLING DRUG INC17 citations72
US4559352ADec 17, 1985

1,2-Dihydro-2-oxo-5-(hydroxy-and/or amino-phenyl)-nicotinonitriles and cardiotonic use thereof

STERLING DRUG INC3 citations63
US4515797AMay 7, 1985

3-Amino-5-(hydroxy- and/or aminophenyl)-6-(lower-alkyl)-2(1H)-pyridinones and cardiotonic use thereof

STERLING DRUG INC3 citations63
US4420617ADec 13, 1983

5(Pyridinyl)pyridin-2-amines

STERLING DRUG INC2 citations63
US4377585AMar 22, 1983

Use of 4-[4(or 3)-aminophenyl]pyridines as cardiotonic agents

STERLING DRUG INC2 citations63
US4374141AFeb 15, 1983

2-Substituted amino-5-(pyridinyl)-nicotinamides and their cardiotonic use

STERLING DRUG INC4 citations63
US4362734ADec 7, 1982

2-(Substituted-amino)-5-(pyridinyl-nicotinonitriles, and their cardiotonic use

STERLING DRUG INC4 citations63
US4331672AMay 25, 1982

5-(Pyridinyl)pyridine-2-hydrazines, their preparation and their cardiotonic use

STERLING DRUG INC3 citations63
US4317827AMar 2, 1982

4-[4(or 3)-Acylaminophenyl]pyridines and their use as cardiotonics

STERLING DRUG INC6 citations63
US4351941ASep 28, 1982

Pyridinyl-pyridines

STERLING DRUG INC0 citations52

LESHER GEORGE Y

1 patent