Nakyen Choy

Person

Carmel, IN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 12,256,738
- Issue date Mar 25, 2025
- CORTEVA AGRISCIENCE LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 11,632,957
- Issue date Apr 25, 2023
- CORTEVA AGRISCIENCE LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
5-fluoro-4-imino-3(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-di...
- Patent number 10,919,864
- Issue date Feb 16, 2021
- Adama Makhteshim Ltd.
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of 4-alkoxy-3-hydroxypicolinic acids
- Patent number 10,550,083
- Issue date Feb 4, 2020
- Dow AgroSciences LLC
- Kenneth E. Stockman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...
- Patent number 10,358,423
- Issue date Jul 23, 2019
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-substituted-pyridin-2-yl)-...
- Patent number 10,301,283
- Issue date May 28, 2019
- Dow AgroSciences, LLC
- William J. Hoekstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of (1R,3R)- and (1S,3S)-2,2-dihalo-3-(s...
- Patent number 10,239,817
- Issue date Mar 26, 2019
- Dow AgroSciences LLC
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 10,219,516
- Issue date Mar 5, 2019
- Dow AgroSciences LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...
- Patent number 10,040,764
- Issue date Aug 7, 2018
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...
- Patent number 10,035,772
- Issue date Jul 31, 2018
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-substituted-pyridin-2-yl)-...
- Patent number 9,988,365
- Issue date Jun 5, 2018
- VPS-3, INC.
- William J. Hoekstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids
- Patent number 9,951,018
- Issue date Apr 24, 2018
- Dow AgroSciences LLC
- Patrick S. Hanley
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5-fluoro-4-imino-3-(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-d...
- Patent number 9,850,215
- Issue date Dec 26, 2017
- Adama Makhteshim Ltd.
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5-fluoro-4-imino-3-(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-d...
- Patent number 9,840,476
- Issue date Dec 12, 2017
- ADAMA MAKTESHIM LTD.
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 9,795,140
- Issue date Oct 24, 2017
- Dow AgroSciences LLC
- Timothy P. Martin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 9,795,139
- Issue date Oct 24, 2017
- Dow AgroSciences LLC
- Joseph D. Eckelbarger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecules having pesticidal utility, and intermediates, composition...
- Patent number 9,781,935
- Issue date Oct 10, 2017
- Dow AgroSciences LLC
- Ronald J. Heemstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids
- Patent number 9,718,783
- Issue date Aug 1, 2017
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of dibromohydroxypicolinonitrile
- Patent number 9,522,887
- Issue date Dec 20, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids
- Patent number 9,481,651
- Issue date Nov 1, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids
- Patent number 9,475,771
- Issue date Oct 25, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...
- Publication number 20250134105
- Publication date May 1, 2025
- Corteva Agriscience LLC
- RONALD J. HEEMSTRA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...
- Publication number 20250008960
- Publication date Jan 9, 2025
- Corteva Agriscience LLC
- RONALD J. HEEMSTRA
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESSES RELATED TO FORMATION OF ARYLCYCLOPROPYL CARBOXYLIC ACIDS
- Publication number 20230220427
- Publication date Jul 13, 2023
- Corteva Agriscience LLC
- PABLO JOSE CABRERA VENTURA
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...
- Publication number 20230180761
- Publication date Jun 15, 2023
- Corteva Agriscience LLC
- RONALD J. HEEMSTRA
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...
- Publication number 20200196607
- Publication date Jun 25, 2020
- Dow AgroSciences LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...
- Publication number 20200148649
- Publication date May 14, 2020
- ADAMA MAKHTESHIM LTD.
- Nakyen Choy
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...
- Publication number 20200024238
- Publication date Jan 23, 2020
- ADAMA MAKHTESHIM LTD.
- Nakyen Choy
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...
- Publication number 20190308941
- Publication date Oct 10, 2019
- ADAMA MAKHTESHIM LTD.
- Nakyen Choy
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20190112271
- Publication date Apr 18, 2019
- Kenneth E. STOCKMAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20190090488
- Publication date Mar 28, 2019
- Dow AgroSciences LLC
- Ronald J. Heemstra
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...
- Publication number 20180319750
- Publication date Nov 8, 2018
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
2-(2,4-DIFLUOROPHENYL)-1,1-DIFLUORO-1-(5-SUBSTITUTED-PYRIDIN-2-YL)-...
- Publication number 20180155324
- Publication date Jun 7, 2018
- VPS-3, Inc.
- William J. Hoekstra
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF (1R,3R)- AND (1S,3S)-2,2-DIHALO-3-(S...
- Publication number 20180099919
- Publication date Apr 12, 2018
- Dow AgroSciences LLC
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...
- Publication number 20180072686
- Publication date Mar 15, 2018
- ADAMA MAKHTESHIM LTD.
- Nakyen Choy
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...
- Publication number 20180009755
- Publication date Jan 11, 2018
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20180007911
- Publication date Jan 11, 2018
- Dow AgroSciences LLC
- Timothy P. Martin
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...
- Publication number 20180009756
- Publication date Jan 11, 2018
- Dow AgroSciences LLC
- Gregory T. Whiteker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20180000087
- Publication date Jan 4, 2018
- Dow AgroSciences LLC
- Joseph D. Eckelbarger
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20170339961
- Publication date Nov 30, 2017
- Dow AgroSciences LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20170247330
- Publication date Aug 31, 2017
- Dow AgroSciences LLC
- Patrick S. Hanley
- C07 - ORGANIC CHEMISTRY
Information Patent Application
2-(2,4-DIFLUOROPHENYL)-1,1-DIFLUORO-1-(5-SUBSTITUTED-PYRIDIN-2-YL)-...
- Publication number 20170158667
- Publication date Jun 8, 2017
- Viamet Pharmaceuticals, Inc
- William J. Hoekstra
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20170044105
- Publication date Feb 16, 2017
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecules Having Pesticidal Utility, and Intermediates, Composition...
- Publication number 20160302417
- Publication date Oct 20, 2016
- Dow AgroSciences LLC
- Joseph D. Eckelbarger
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20160302418
- Publication date Oct 20, 2016
- Dow AgroSciences LLC
- Timothy P. Martin
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Molecules having pesticidal utility, and intermediates, composition...
- Publication number 20160304522
- Publication date Oct 20, 2016
- Dow AgroSciences LLC
- Ronald J. Heemstra
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...
- Publication number 20160280662
- Publication date Sep 29, 2016
- Adama Makhteshim Ltd.
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...
- Publication number 20160280663
- Publication date Sep 29, 2016
- Adama Makhteshim Ltd.
- Nakyen Choy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20160009650
- Publication date Jan 14, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20160009676
- Publication date Jan 14, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Publication number 20160009649
- Publication date Jan 14, 2016
- Dow AgroSciences LLC
- James M. Renga
- C07 - ORGANIC CHEMISTRY

Nakyen Choy

Person

Patents Grantslast 30 patents

Molecules having pesticidal utility, and intermediates, composition...

Molecules having pesticidal utility, and intermediates, composition...

5-fluoro-4-imino-3(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-di...

Processes for the preparation of 4-alkoxy-3-hydroxypicolinic acids

Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...

2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-substituted-pyridin-2-yl)-...

Process for the preparation of (1R,3R)- and (1S,3S)-2,2-dihalo-3-(s...

Molecules having pesticidal utility, and intermediates, composition...

Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...

Processes for the preparation of 4-alkoxy-3-(acyl or alkyl)oxypicol...

2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-substituted-pyridin-2-yl)-...

Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids

5-fluoro-4-imino-3-(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-d...

5-fluoro-4-imino-3-(alkyl/substituted alkyl)-1-(arylsulfonyl)-3,4-d...

Molecules having pesticidal utility, and intermediates, composition...

Molecules having pesticidal utility, and intermediates, composition...

Molecules having pesticidal utility, and intermediates, composition...

Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids

Process for the preparation of dibromohydroxypicolinonitrile

Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids

Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids

Patents Applicationslast 30 patents

MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...

MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...

PROCESSES RELATED TO FORMATION OF ARYLCYCLOPROPYL CARBOXYLIC ACIDS

MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...

MOLECULES HAVING PESTICIDAL UTILITY, AND INTERMEDIATES, COMPOSITION...

5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...

5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...

5-FLUORO-4-IMINO-3(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-DI...

PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS

Molecules having pesticidal utility, and intermediates, composition...

PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...

2-(2,4-DIFLUOROPHENYL)-1,1-DIFLUORO-1-(5-SUBSTITUTED-PYRIDIN-2-YL)-...

PROCESS FOR THE PREPARATION OF (1R,3R)- AND (1S,3S)-2,2-DIHALO-3-(S...

5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...

PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...

Molecules having pesticidal utility, and intermediates, composition...

PROCESSES FOR THE PREPARATION OF 4-ALKOXY-3-(ACYL OR ALKYL)OXYPICOL...

Molecules having pesticidal utility, and intermediates, composition...

Molecules having pesticidal utility, and intermediates, composition...

PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS

2-(2,4-DIFLUOROPHENYL)-1,1-DIFLUORO-1-(5-SUBSTITUTED-PYRIDIN-2-YL)-...

PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS

Molecules Having Pesticidal Utility, and Intermediates, Composition...

Molecules having pesticidal utility, and intermediates, composition...

Molecules having pesticidal utility, and intermediates, composition...

5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...

5-FLUORO-4-IMINO-3-(ALKYL/SUBSTITUTED ALKYL)-1-(ARYLSULFONYL)-3,4-D...

PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS

PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS

PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS