Lesher; George Y.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lesher; George Y..The latest application filed is for "imidazopyridines, their preparation and use".

Company Profile

0.41.0

Lesher; George Y. - Schodack NY
Lesher; George Y. - East Greenbush NY
Lesher; George Y. - Rensselaer NY

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Imidazopyridines, their preparation and use Grant 4,963,561 - Lesher , et al. October 16, 1	1990-10-16
1-ethyl-6-fluoro-1,4-dihydro- 7-(2,6-dimethyl-4-pyridinyl)-4-oxo-3-quinolinecarboxylic acid and antibacterial use thereof Grant 4,698,350 - Daum , et al. October 6, 1	1987-10-06
Preparation of 5-(hydroxy- and/or aminophenyl-6-lower-alkyl)-2(1H)-pyridinones Grant 4,599,423 - Lesher , et al. July 8, 1	1986-07-08
5-(Phenyl)-1,6-naphthyridin-2(1H)-ones, their cardiotonic use and preparation Grant 4,560,691 - Lesher , et al. December 24, 1	1985-12-24
3-Amino-5-(hydroxy- and/or aminophenyl)-6-(lower-alkyl)-2(1H)-pyridinones and cardiotonic use thereof Grant 4,515,797 - Lesher , et al. May 7, 1	1985-05-07
4(Or 5)-(pyridinyl)-2-pyrimidinamines and cardiotonic use thereof Grant 4,512,993 - Lesher , et al. April 23, 1	1985-04-23
Process of preparing cardiotonic 3-methyl-4-(4-pyridinyl)benzeneamines Grant 4,506,075 - Lesher , et al. March 19, 1	1985-03-19
Cardiotonic use of 4,5-dihydro-6-(4-pyridinyl)-3(2H)-pyridazinones Grant 4,486,431 - Lesher , et al. * December 4, 1	1984-12-04
5-(Hydroxy- and/or amino-phenyl)-6-(lower-alkyl)-2-(1H)-pyridinones, their cardiotonic use and preparation Grant 4,465,686 - Lesher , et al. August 14, 1	1984-08-14
2-(Pyridinyl or hydroxyphenyl)-8-substituted pyrido[2,3-d]pyrimidin-5(8H)-ones Grant 4,432,981 - Lesher , et al. February 21, 1	1984-02-21
2-Pyridinones and their use as cardiotonic agents Grant 4,431,651 - Lesher , et al. February 14, 1	1984-02-14
Certain 2-(1H)-pyridinones cardiotonic compositions containing same and method of using same Grant 4,415,580 - Lesher , et al. November 15, 1	1983-11-15
2-Amino-6-(pyridinyl)-3H-imidazo[4,5-b]pyridines and their cardiotonic use Grant 4,391,811 - Lesher , et al. July 5, 1	1983-07-05
Preparation of 4-amino-6-(pyridinyl)-3(2H)-pyridazinones from 6-(pyridinyl)-3(2H)-pyridazinones Grant 4,346,221 - Lesher , et al. August 24, 1	1982-08-24
Di-(lower-alkyl)hydroxy-[2-oxo-2-(pyridinyl)ethyl]-propanedioates Grant 4,338,446 - Lesher , et al. July 6, 1	1982-07-06
1H-Indole-2,3-dione derivatives Grant 4,322,533 - Lesher , et al. March 30, 1	1982-03-30
4-[4(or 3)-Acylaminophenyl]pyridines and their use as cardiotonics Grant 4,317,827 - Lesher , et al. March 2, 1	1982-03-02
Preparation of 1,3-dihydro-5-(pyridinyl)-2H-imidazo[4,5-b]pyridin-2-ones Grant 4,317,909 - Lesher , et al. March 2, 1	1982-03-02
3-Substituted-6-(lower-alkyl)-5-(pyridinyl)-2(1H)-pyridinones, their cardiotonic use and intermediates therefor Grant 4,313,951 - Lesher , et al. February 2, 1	1982-02-02
Production of imidazo[4,5-b]pyridin-2-ones or thiones Grant 4,309,537 - Lesher , et al. January 5, 1	1982-01-05
4-Amino-6-(pyridinyl)-3(2H)-pyridazinones and their use as cardiotonics Grant 4,305,943 - Lesher , et al. December 15, 1	1981-12-15
4(or 3)-(3,4-Dihydroxyphenyl)pyridines, their cardiotonic use and cardiotonic use of their methyl ethers Grant 4,302,462 - Collins , et al. November 24, 1	1981-11-24
4,5-Dihydro-6-(4-pyridinyl)-3-pyridazinol and salts, their preparation and use as blood pressure lowering agents Grant 4,298,609 - Lesher , et al. November 3, 1	1981-11-03
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 Grant 4,294,837 - Lesher , et al. October 13, 1	1981-10-13
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 Grant 4,294,836 - Lesher , et al. October 13, 1	1981-10-13
Compositions and their preparation Grant 4,276,293 - Lesher , et al. June 30, 1	1981-06-30
Selected 3-acylamino-5-[4(or 3)-pyridinyl]-2(1H)-pyridinones Grant 4,271,168 - Lesher , et al. June 2, 1	1981-06-02
Preparation of 3-amino(or carbamyl)-5-(pyridinyl)-2(1H)-pyridinones Grant 4,225,715 - Lesher , et al. September 30, 1	1980-09-30
Di-(lower-alkyl) N-[1,2-dihydro-2-oxo-5-(pyridinyl)-3-pyridinyl]amino-methylanemalonates Grant 4,199,586 - Lesher , et al. April 22, 1	1980-04-22
4-Amino (or hydrazino)-2-(pyridinyl)pyrimidines Grant RE30,024 - Lesher , et al. June 5, 1	1979-06-05
1,2-Dihydro-2-oxo-5-(pyridinyl)nicotinamides Grant 4,137,233 - Lesher , et al. January 30, 1	1979-01-30
5-(Pyridinyl)-2(1H)-pyridinones Grant 4,107,315 - Lesher , et al. August 15, 1	1978-08-15
Cyclic alkylidenyl N-[6-(amino)-3-pyridazinyl]aminomethylenemalonates Grant 4,104,385 - Lesher , et al. August 1, 1	1978-08-01
3-Amino-5-(pyridinyl)-2(1H)-pyridinones Grant 4,072,746 - Lesher , et al. February 7, 1	1978-02-07
4-Amino (or halo or hydroxy or hydrazino)-2-(pyridinyl)pyrimidines Grant 4,032,523 - Lesher , et al. June 28, 1	1977-06-28
N-(2-(pyridinyl)-4-pyrimidinyl)-aminomethylenemalonates and analogs Grant 4,018,770 - Lesher , et al. April 19, 1	1977-04-19
N,N'-Heptamethylenebis(4-methoxybenzamide) Grant 4,009,208 - Lesher February 22, 1	1977-02-22
3-Cyano-5-(pyridinyl)-2(1H)-pyridinones Grant 4,004,012 - Lesher , et al. January 18, 1	1977-01-18
5,8-Dihydro-5-oxo-2-(4-or 3-pyridinyl)pyrido[2,3-d]pyrimidine-6-carboxylic acids and esters Grant 3,992,380 - Lesher , et al. November 16, 1	1976-11-16
1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxaldehydes Grant 3,857,851 - Lesher , et al. December 31, 1	1974-12-31
4-oxo-1,8-naphthyridine-3-carboxylates And Derivatives Thereof Grant 3,673,193 - Lesher , et al. June 27, 1	1972-06-27

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.