Donald J. Dumas

Person

Wilmington, DE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process to prepare 3-methyl-2-nitrobenzoic acid by air oxidation
- Patent number 10,155,718
- Issue date Dec 18, 2018
- FMC Corporation
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process to prepare 3-methyl-2-nitrobenzoic acid by air oxidation
- Patent number 9,828,328
- Issue date Nov 28, 2017
- E I du Pont de Nemours and Company
- Stephen Ernest Jacobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 2-amino-5-cyanobenzoic acid derivatives
- Patent number 8,247,570
- Issue date Aug 21, 2012
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 2-amino-5-cyanobenzoic acid derivatives
- Patent number 8,242,279
- Issue date Aug 14, 2012
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 2-amino-5-cyanobenzoic acid derivatives
- Patent number 8,049,029
- Issue date Nov 1, 2011
- E. I. Du Pont de Nemours and Company
- Joerg Bruening
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparing indeno[1,2-E][1,3,4...
- Patent number H1950
- Issue date Mar 6, 2001
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- 540 - Organic compounds
Information Patent Grant
Process for the preparation of sulfentrazone
- Patent number 5,990,315
- Issue date Nov 23, 1999
- E. I. Du Pont de Nemours and Company
- Donald Joseph Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one
- Patent number 5,811,585
- Issue date Sep 22, 1998
- E. I. Du Pont de Nemours and Company
- Donald Joseph Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing phenyl esters of substituted acids
- Patent number 5,235,077
- Issue date Aug 10, 1993
- E. I. Du Pont de Nemours and Company
- Bijan Amini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing benzenesulfonate salts
- Patent number 5,153,341
- Issue date Oct 6, 1992
- E. I. Du Pont de Nemours and Company
- Bijan Amini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing benzenesulfonate salts
- Patent number 5,069,828
- Issue date Dec 3, 1991
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing phenyl esters of substituted acids
- Patent number 4,985,180
- Issue date Jan 15, 1991
- E. I. Du Pont de Nemours and Company
- Harold E. Bellis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal orthosulfonamide benzene sulfonylureas
- Patent number 4,956,005
- Issue date Sep 11, 1990
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,897,108
- Issue date Jan 30, 1990
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,892,575
- Issue date Jan 9, 1990
- E. I. Du Pont de Nemours and Company
- Martha M. Bolinski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,878,937
- Issue date Nov 7, 1989
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal ortho-sulfonamide benzenesulfonylureas
- Patent number 4,802,906
- Issue date Feb 7, 1989
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,769,060
- Issue date Sep 6, 1988
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,752,322
- Issue date Jun 21, 1988
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,744,816
- Issue date May 17, 1988
- E. I. DuPont de Nemours and Company
- Martha M. Bolinski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,718,938
- Issue date Jan 12, 1988
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,662,932
- Issue date May 5, 1987
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamides
- Patent number 4,661,147
- Issue date Apr 28, 1987
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal sulfonamide N-oxides
- Patent number 4,425,155
- Issue date Jan 10, 1984
- E. I. Du Pont de Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS AND INTERMIDIATES FOR THE PREPARATION OF CERTAIN MESOIONIC...
- Publication number 20210051958
- Publication date Feb 25, 2021
- E.I. du Pont de Nemours and Company
- DONALD J. DUMAS
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESS TO PREPARE 3-METHYL-2-NITROBENZOIC ACID BY AIR OXIDATION
- Publication number 20180072653
- Publication date Mar 15, 2018
- FMC Corporation
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS TO PREPARE 3-METHYL-2-NITROBENZOIC ACID BY AIR OXIDATION
- Publication number 20170197907
- Publication date Jul 13, 2017
- E I DU PONT DE NEMOURS AND COMPANY
- Stephen Ernest Jacobson
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES
- Publication number 20120130080
- Publication date May 24, 2012
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES
- Publication number 20110003998
- Publication date Jan 6, 2011
- E.I. du Pont Nemours and Company
- Donald J. Dumas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES
- Publication number 20100280251
- Publication date Nov 4, 2010
- E.I. du Pont de Nemours and Company
- Joerg Bruening
- C07 - ORGANIC CHEMISTRY

Donald J. Dumas

Person

Patents Grantslast 30 patents

Process to prepare 3-methyl-2-nitrobenzoic acid by air oxidation

Process to prepare 3-methyl-2-nitrobenzoic acid by air oxidation

Process for preparing 2-amino-5-cyanobenzoic acid derivatives

Process for preparing 2-amino-5-cyanobenzoic acid derivatives

Process for preparing 2-amino-5-cyanobenzoic acid derivatives

Processes for preparing indeno&#x0005B;1,2-E&#x0005D;&#x0005B;1,3,4...

Process for the preparation of sulfentrazone

Process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one

Process for preparing phenyl esters of substituted acids

Process for preparing benzenesulfonate salts

Process for preparing benzenesulfonate salts

Process for preparing phenyl esters of substituted acids

Herbicidal orthosulfonamide benzene sulfonylureas

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal ortho-sulfonamide benzenesulfonylureas

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamides

Herbicidal sulfonamide N-oxides

Patents Applicationslast 30 patents

PROCESS AND INTERMIDIATES FOR THE PREPARATION OF CERTAIN MESOIONIC...

PROCESS TO PREPARE 3-METHYL-2-NITROBENZOIC ACID BY AIR OXIDATION

PROCESS TO PREPARE 3-METHYL-2-NITROBENZOIC ACID BY AIR OXIDATION

PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES

PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES

PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES

Processes for preparing indeno[1,2-E][1,3,4...