Leonard M. Weinstock

Person

Belle Mead, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of antiulcer agents
- Patent number 5,391,752
- Issue date Feb 21, 1995
- Merck & Co., Inc.
- Robert S. Hoerrner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for introducing a 1,2 double bond into azasteroids
- Patent number 5,021,575
- Issue date Jun 4, 1991
- Merck & Co., Inc.
- Anthony O. King
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 10,11-dihydro-11-exo-hydroxy-5-methyldibenzo[...
- Patent number 4,869,791
- Issue date Sep 26, 1989
- Merck & Co., Inc.
- Sandor Karady
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Acylation process for the synthesis of HMG-CoA reductase inhibitors
- Patent number 4,845,237
- Issue date Jul 4, 1989
- Merck & Co., Inc.
- Ann E. DeCamp
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for deblocking N-substituted .beta.-lactams
- Patent number 4,834,846
- Issue date May 30, 1989
- Merck & Co., Inc.
- Newton L. Abramson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silyl, benzyl, p-nitrobenyl, or methyl esters of diazoacetate, a sy...
- Patent number 4,525,582
- Issue date Jun 25, 1985
- Merck & Co., Inc.
- Joseph S. Amato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of alpha-alkyl amino acids
- Patent number 4,508,921
- Issue date Apr 2, 1985
- Merck & Co., Inc.
- Joseph S. Amato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stereospecific synthesis of thienamycin from penicillin
- Patent number 4,444,685
- Issue date Apr 24, 1984
- Merck & Co., Inc.
- Joseph S. Amato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of 9-(dihalobenzyl)adenines
- Patent number RE31429
- Issue date Oct 25, 1983
- Merck & Co., Inc.
- Robert Tull
- 544 - Organic compounds
Information Patent Grant
Substituted-1,2,5-thiadiazole-1-oxide compounds, compositions and use
- Patent number 4,362,726
- Issue date Dec 7, 1982
- Merck & Co., Inc.
- Joseph S. Amato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-(3-Substituted amino-2-hydroxypropoxy)-3-piperidino pyrazines for...
- Patent number 4,343,802
- Issue date Aug 10, 1982
- Merck, Sharp & Dohme (I.A.) Corp.
- Burton K. Wasson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing 2,4-difluoroaniline
- Patent number 4,294,988
- Issue date Oct 13, 1981
- Merck & Co., Inc.
- Roger J. Tull
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of thiazoles
- Patent number 4,282,364
- Issue date Aug 4, 1981
- Merck & Co., Inc.
- Joseph S. Amato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of cephamycin antibiotics
- Patent number 4,218,563
- Issue date Aug 19, 1980
- Merck & Co., Inc.
- George M. Love
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 5-(2,4-difluorophenyl)salicylic acid and derivatives
- Patent number 4,216,340
- Issue date Aug 5, 1980
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazine com...
- Patent number 4,193,995
- Issue date Mar 18, 1980
- Merck Sharp & Dohme (I.A.) Corp.
- Burton K. Wasson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purification of 9-(2,6-dihalobenzyl)adenines
- Patent number 4,171,440
- Issue date Oct 16, 1979
- Merck & Co., Inc.
- Ichiro Shinkai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of fluorinated anilines
- Patent number 4,145,364
- Issue date Mar 20, 1979
- Merck & Co., Inc.
- Dennis M. Mulvey
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid-liquid phase transfer catalysis improved method of preparing...
- Patent number 4,140,719
- Issue date Feb 20, 1979
- Merck & Co., Inc.
- Roger J. Tull
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of salicylic acid and derivatives
- Patent number 4,131,618
- Issue date Dec 26, 1978
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of thiadiazolo[3,4-d]pyrimidine
- Patent number 4,127,721
- Issue date Nov 28, 1978
- Merck & Co., Inc.
- Roger J. Tull
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-methylthiazole
- Patent number 4,111,948
- Issue date Sep 5, 1978
- Merck & Co., Inc.
- Henry S. Kao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of 9-(dihalobenzyl) adenines
- Patent number 4,098,787
- Issue date Jul 4, 1978
- Merck & Co., Inc.
- Roger J. Tull
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of cephalosporin antibiotics
- Patent number 4,053,286
- Issue date Oct 11, 1977
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sinister-3,5-disubstituted oxozolidines their preparation and use
- Patent number 4,051,144
- Issue date Sep 27, 1977
- Charles E. Frosst & Co.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazines
- Patent number 4,042,586
- Issue date Aug 16, 1977
- Merck Sharp & Dohme (I.A.) Corporation
- Burton Kendall Wasson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Sulfonate ester of 2,3-dihydroxypropylamine
- Patent number 4,031,125
- Issue date Jun 21, 1977
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 4-cyanothiazoles
- Patent number 4,010,173
- Issue date Mar 1, 1977
- Merck & Co., Inc.
- George D. Hartman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of chloromethyl methyl ether
- Patent number 3,972,947
- Issue date Aug 3, 1976
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel methods and compounds employed therein
- Patent number 3,962,338
- Issue date Jun 8, 1976
- Merck & Co., Inc.
- Leonard M. Weinstock
- C07 - ORGANIC CHEMISTRY

Leonard M. Weinstock

Person

Patents Grantslast 30 patents

Process for the preparation of antiulcer agents

Method for introducing a 1,2 double bond into azasteroids

Process for preparing 10,11-dihydro-11-exo-hydroxy-5-methyldibenzo[...

Acylation process for the synthesis of HMG-CoA reductase inhibitors

Process for deblocking N-substituted .beta.-lactams

Silyl, benzyl, p-nitrobenyl, or methyl esters of diazoacetate, a sy...

Process for preparation of alpha-alkyl amino acids

Stereospecific synthesis of thienamycin from penicillin

Process for preparation of 9-(dihalobenzyl)adenines

Substituted-1,2,5-thiadiazole-1-oxide compounds, compositions and use

2-(3-Substituted amino-2-hydroxypropoxy)-3-piperidino pyrazines for...

Method of preparing 2,4-difluoroaniline

Process for the preparation of thiazoles

Process for the preparation of cephamycin antibiotics

Preparation of 5-(2,4-difluorophenyl)salicylic acid and derivatives

2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazine com...

Process for purification of 9-(2,6-dihalobenzyl)adenines

Preparation of fluorinated anilines

Solid-liquid phase transfer catalysis improved method of preparing...

Preparation of salicylic acid and derivatives

Derivatives of thiadiazolo[3,4-d]pyrimidine

Process for the preparation of 4-methylthiazole

Process for preparation of 9-(dihalobenzyl) adenines

Process for the preparation of cephalosporin antibiotics

Sinister-3,5-disubstituted oxozolidines their preparation and use

2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazines

3-Sulfonate ester of 2,3-dihydroxypropylamine

Synthesis of 4-cyanothiazoles

Process for the preparation of chloromethyl methyl ether

Novel methods and compounds employed therein