Inventor

LESHER GEORGE Y

US112 patents

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

LESHER GEORGE Y

STERLING DRUG INC

Imidazopyridines, their preparation and use

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

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

5-(Pyridinyl)-2(1H)-pyridinones

3-Amino-5-(pyridinyl)-2(1H)-pyridinones

Preparation of 1,3-dihydro-5-(pyridinyl)-2H-imidazo[4,5-b]pyridin-2-ones

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

Imidazopyridines, compositions and use

5-(Phenyl)-1,6-naphthyridin-2(1H)-ones, their cardiotonic use and preparation

5-Alkanoyl-6-alkyl-2(1H)-pyridinones, their preparation and their cardiotonic use

3-Substituted-6-(lower-alkyl)-5-(pyridinyl)-2(1H)-pyridinones, their cardiotonic use and intermediates therefor

3-Cyano-5-(pyridinyl)-2(1H)-pyridinones

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

Compositions and their preparation

1,2-Dihydro-2-oxo-5-(pyridinyl)nicotinamides

5-Heteryl-1,6-naphthyridin-2(1H)-ones, cardiotonic use thereof and intermediates therefor

[5(or 4)-(Pyridinyl)-2-pyrimidinyl]ureas and cardiotonic use thereof

Selected 6-alkyl-and 4,6-dialkyl-2(1H)-pyridinones as cardiotonics

2-Pyridinones and their use as cardiotonic agents

Certain 2-(1H)-pyridinones cardiotonic compositions containing same and method of using same

Process for preparing 5-(lower-alkanoyl)-6-(lower-alkyl)-2(1H)-pyridinone

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

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

4(or 3)-(3,4-Dihydroxyphenyl)pyridines, their cardiotonic use and cardiotonic use of their methyl ethers

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

Selected 3-acylamino-5-[4(or 3)-pyridinyl]-2(1H)-pyridinones

3-Hydroxy or hydroxymethyl-5-(4-pyridinyl)2(1H)-pyridinones, useful as cardiotonic agents and their preparation

Preparation of 3-amino(or carbamyl)-5-(pyridinyl)-2(1H)-pyridinones

Process for producing 3-cyano-5-(pyridinyl)-2(1H)-pyridinones

Cyclic alkylidenyl N-(lower-alkyl)-3-(pyridinyl)anilinomethylenemalonates

4-Acylamino-2-(pyridinyl)pyrimidine derivatives

Cyclic alkylidenyl N-[6-(amino)-3-pyridazinyl]aminomethylenemalonates

N-(2-(pyridinyl)-4-pyrimidinyl)-aminomethylenemalonates and analogs

N,n&#39;-heptamethylenebis(4-methoxybenzamide)

N-[2-(pyridinyl)-4-pyrimidinyl]ureas

5,8-Dihydro-5-oxo-2-(4-or 3-pyridinyl)pyrido[2,3-d]pyrimidine-6-carboxylic acids and esters

Pyridinyl-quinolone compounds, their preparation and use

3-[methyl or dimethyl)amino]-6-(pyridinyl)pyridazines and their cardiotonic use

6-(Pyridinyl)-3(2H)-pyridazinones and their use as cardiotonics

4,5-Dihydro-6-(4-pyridinyl)-3-pyridazinol and salts, their preparation and use as blood pressure lowering agents

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

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

5-(Pyridinyl)-1H-pyrazolo[3,4-b] pyridines and their cardiotonic use

5-(Pyridinyl)-1H-pyrazolo[3,4-b]pyridine-3-amines, their use as cardiotonics and their preparation

2-(Pyridinyl or hydroxyphenyl)-8-substituted pyrido[2,3-d]pyrimidin-5(8H)-ones

Di-(lower-alkyl) N-[1,2-dihydro-2-oxo-5-(pyridinyl)-3-pyridinyl]amino-methylanemalonates

Tricyclic-pyridinylquinoline compounds, their preparation and use

STERLING WINTHROP INC

6-heterocyclyl pyrazolo [3,4-d]pyrimidin-4-ones and compositions and method of use thereof

6-heterocycyclyl pyrazolo[3,4-d]pyrimidin-4-ones and compositions and method of use thereof

LESHER GEORGE Y

1H-Indole-2,3-dione derivatives

N,n'-heptamethylenebis(4-methoxybenzamide)