AU2012275201B2 - 3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides - Google Patents

3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides Download PDF

Info

Publication number
AU2012275201B2
AU2012275201B2 AU2012275201A AU2012275201A AU2012275201B2 AU 2012275201 B2 AU2012275201 B2 AU 2012275201B2 AU 2012275201 A AU2012275201 A AU 2012275201A AU 2012275201 A AU2012275201 A AU 2012275201A AU 2012275201 B2 AU2012275201 B2 AU 2012275201B2
Authority
AU
Australia
Prior art keywords
compound
mhz
nmr
mmol
amino
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
AU2012275201A
Other languages
English (en)
Other versions
AU2012275201A1 (en
Inventor
Joseph D. Eckelbarger
Jeffrey B. Epp
Lindsey Gayle FISCHER
Natalie Christine GIAMPIETRO
Katherine A. Guenthenspberger
Jeremy KISTER
Christian T. Lowe
James M. Renga
Joshua Roth
Paul R. Schmitzer
Thomas L. Siddall
Carla N. Yerkes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Corteva Agriscience LLC
Original Assignee
Corteva Agriscience LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Corteva Agriscience LLC filed Critical Corteva Agriscience LLC
Publication of AU2012275201A1 publication Critical patent/AU2012275201A1/en
Application granted granted Critical
Publication of AU2012275201B2 publication Critical patent/AU2012275201B2/en
Assigned to CORTEVA AGRISCIENCE LLC reassignment CORTEVA AGRISCIENCE LLC Request to Amend Deed and Register Assignors: DOW AGROSCIENCES, LLC
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/63—One oxygen atom
    • C07D213/65—One oxygen atom attached in position 3 or 5
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/72—Nitrogen atoms
    • C07D213/73—Unsubstituted amino or imino radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0803—Compounds with Si-C or Si-Si linkages
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0803—Compounds with Si-C or Si-Si linkages
    • C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
    • C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Pyridine Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Plural Heterocyclic Compounds (AREA)
AU2012275201A 2011-06-30 2012-06-29 3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides Active AU2012275201B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161502888P 2011-06-30 2011-06-30
US61/502,888 2011-06-30
PCT/US2012/044970 WO2013003740A1 (en) 2011-06-30 2012-06-29 3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides

Publications (2)

Publication Number Publication Date
AU2012275201A1 AU2012275201A1 (en) 2014-02-20
AU2012275201B2 true AU2012275201B2 (en) 2016-05-12

Family

ID=47391234

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012275201A Active AU2012275201B2 (en) 2011-06-30 2012-06-29 3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides

Country Status (17)

Country Link
US (2) US8754229B2 (enExample)
EP (1) EP2725903B1 (enExample)
JP (2) JP6147252B2 (enExample)
KR (1) KR102108222B1 (enExample)
CN (1) CN103763923B (enExample)
AR (1) AR086819A1 (enExample)
AU (1) AU2012275201B2 (enExample)
BR (1) BR102012016297A8 (enExample)
CA (1) CA2839627C (enExample)
CL (1) CL2013003714A1 (enExample)
CO (1) CO6852094A2 (enExample)
EA (1) EA028844B1 (enExample)
ES (1) ES2795438T3 (enExample)
MX (1) MX374482B (enExample)
PT (1) PT2725903T (enExample)
UA (1) UA113412C2 (enExample)
WO (1) WO2013003740A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102065950B1 (ko) * 2011-12-30 2020-01-14 다우 아그로사이언시즈 엘엘씨 (4-클로로-2-플루오로-3-치환된-페닐) 보로네이트의 단리 방법 및 그의 사용 방법
WO2014150809A1 (en) 2013-03-15 2014-09-25 Dow Agrosciences Llc Novel 4-aminopyridine and 6-aminopyrimidine carboxylates as herbicides
US9113629B2 (en) * 2013-03-15 2015-08-25 Dow Agrosciences Llc 4-amino-6-(4-substituted-phenyl)-picolinates and 6-amino-2-(4-substituted-phenyl)-pyrimidine-4-carboxylates and their use as herbicides
KR20210125575A (ko) * 2013-03-15 2021-10-18 코르테바 애그리사이언스 엘엘씨 4-아미노-6-(헤테로시클릭)피콜리네이트 및 6-아미노-2-(헤테로시클릭)피리미딘-4-카르복실레이트 및 제초제로서의 그의 용도
US9637505B2 (en) 2013-03-15 2017-05-02 Dow Agrosciences Llc 4-amino-6-(heterocyclic)picolinates and 6-amino-2-(heterocyclic)pyrimidine-4-carboxylates and their use as herbicides
JP5663710B1 (ja) * 2013-03-18 2015-02-04 オリンパスメディカルシステムズ株式会社 処置具
WO2015035217A1 (en) 2013-09-05 2015-03-12 Dow Agrosciences Llc Methods for producing borylated arenes
TW201625354A (zh) 2014-06-16 2016-07-16 陶氏農業科學公司 用於製備氧硼基化芳烴之方法
TWI689251B (zh) 2014-09-15 2020-04-01 美商陶氏農業科學公司 源自於施用吡啶羧酸除草劑與合成生長素除草劑及/或生長素轉運抑制劑的協同性雜草控制
TWI698178B (zh) 2014-09-15 2020-07-11 美商陶氏農業科學公司 源自於施用吡啶羧酸除草劑與光系統ii抑制劑的協同性雜草控制
TWI694770B (zh) 2014-09-15 2020-06-01 美商陶氏農業科學公司 包含吡啶羧酸除草劑之安全的除草組成物（二）
TWI689252B (zh) 2014-09-15 2020-04-01 美商陶氏農業科學公司 源自於施用吡啶羧酸除草劑與乙醯乳酸合成酶（ａｌｓ）抑制劑的協同性雜草控制
TWI685302B (zh) 2014-09-15 2020-02-21 美商陶氏農業科學公司 包含吡啶羧酸除草劑之安全的除草組成物
GB201604970D0 (en) 2016-03-23 2016-05-04 Syngenta Participations Ag Improvements in or relating to organic compounds
GB201604969D0 (en) 2016-03-23 2016-05-04 Syngenta Participations Ag Improvements in or relating to organic compounds
CA3016123A1 (en) * 2016-03-23 2017-09-28 Syngenta Participations Ag Herbicides
CA3028949C (en) 2016-06-27 2020-10-27 Korea Research Institute Of Chemical Technology Pyridine-based compound including isoxazoline ring and use thereof as herbicide
CN115057845B (zh) * 2022-06-14 2024-05-03 山东罗欣药业集团恒欣药业有限公司 一种阿贝西利的制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6297197B1 (en) * 2000-01-14 2001-10-02 Dow Agrosciences Llc 4-aminopicolinates and their use as herbicides
US7314849B2 (en) * 2006-01-13 2008-01-01 Dow Agrosciences Llc 6-(poly-substituted aryl)-4-aminopicolinates and their use as herbicides

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ192948A (en) * 1979-03-09 1982-02-23 Ishihara Sangyo Kaisha Preparation of beta-trifuloromethyl-pyridine derivatives directly from beta-picoline
DE3777250D1 (de) 1986-06-14 1992-04-16 Kumiai Chemical Industry Co Picolinsaeure-derivate und herbizide zusammensetzungen.
US5571775A (en) 1994-07-11 1996-11-05 Dowelanco N-aryl[1,2,4]triazolo[1,5-a]pyridine-2-sulfonamide herbicides
CA2396874C (en) * 2000-01-14 2007-03-27 Dow Agrosciences Llc 4-aminopicolinates and their use as herbicides
AR037228A1 (es) * 2001-07-30 2004-11-03 Dow Agrosciences Llc Compuestos del acido 6-(aril o heteroaril)-4-aminopicolinico, composicion herbicida que los comprende y metodo para controlar vegetacion no deseada
DE10211597A1 (de) * 2002-03-15 2003-10-02 Merck Patent Gmbh Verfahren zur Herstellung von Ringverbindungen
UA82358C2 (uk) 2003-04-02 2008-04-10 Дау Агросайенсиз Ллс 6-алкіл або алкеніл-4-амінопіколінати гербіцидна композиція, спосіб боротьби з небажаною рослинністю
UA81177C2 (uk) 2003-08-04 2007-12-10 Дау Агросайєнсіз Ллс 6-(1,1-дифторалкіл)-4-амінопіколінати та їх використання як гербіцидів
WO2005042524A1 (en) 2003-10-30 2005-05-12 Virochem Pharma Inc. Pyridine carboxamide and methods for inhibiting hiv integrase
TWI355894B (en) 2003-12-19 2012-01-11 Du Pont Herbicidal pyrimidines
WO2006062979A1 (en) * 2004-12-06 2006-06-15 E.I. Dupont De Nemours And Company Herbicidal 6-cyclopropyl-substitute 4-aminopicolinic acid derivatives
WO2006112828A1 (en) * 2005-04-15 2006-10-26 Scios, Inc. Azaindole derivatives as inhibitors of p38 kinase
US7737166B2 (en) 2005-08-17 2010-06-15 Daiichi Sankyo Company, Limited Antifungal bicyclic hetero ring compounds
CN102977036B (zh) 2006-01-13 2017-05-03 美国陶氏益农公司 2‑(多取代芳基)‑6‑氨基‑5‑卤代‑4‑嘧啶甲酸及其作为除草剂的用途
JP2007204458A (ja) 2006-02-06 2007-08-16 Dai Ichi Seiyaku Co Ltd 抗真菌作用三環性複素環化合物
DE602008005319D1 (de) 2007-08-30 2011-04-14 Dow Agrosciences Llc 2-(substituierte phenyl)-6-amino-5-alkoxy-, thioalkoxy- und aminoalkyl-4-pyrimidincarboxylate und ihre verwendung als herbizide
DK2193120T3 (en) * 2007-10-02 2016-10-24 Dow Agrosciences Llc 2-substituted-6-amino-5-alkyl, -alkenyl or -alkynyl-4-pyrimidinecarboxylic acids and 6-substituted-4-amino-3-alkyl, alkenyl or -alkynyl picolic acids and their use as herbicides
US8598086B2 (en) 2009-06-08 2013-12-03 Dow Agrosciences, Llc. 3-halo-(arly)-4-iminotetrahydropicolinates and their use as herbicides
US8252938B2 (en) 2009-06-08 2012-08-28 Dow Agrosciences, Llc. Process for the preparation of 6-(aryl)-4-aminopicolinates
TWI537252B (zh) * 2011-01-25 2016-06-11 陶氏農業科學公司 用於製備４－胺基－５－氟－３－鹵素－６－（經取代之）吡啶甲酸酯的方法（一）

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6297197B1 (en) * 2000-01-14 2001-10-02 Dow Agrosciences Llc 4-aminopicolinates and their use as herbicides
US7314849B2 (en) * 2006-01-13 2008-01-01 Dow Agrosciences Llc 6-(poly-substituted aryl)-4-aminopicolinates and their use as herbicides

Also Published As

Publication number Publication date
JP6147252B2 (ja) 2017-06-14
AU2012275201A1 (en) 2014-02-20
CN103763923A (zh) 2014-04-30
EP2725903A1 (en) 2014-05-07
KR102108222B1 (ko) 2020-05-08
JP6334025B2 (ja) 2018-05-30
CO6852094A2 (es) 2014-01-30
JP2017141252A (ja) 2017-08-17
MX374482B (es) 2025-03-06
CN103763923B (zh) 2016-08-17
EP2725903A4 (en) 2015-06-24
EA028844B1 (ru) 2018-01-31
EP2725903B1 (en) 2020-04-15
JP2014523432A (ja) 2014-09-11
US20130005574A1 (en) 2013-01-03
MX2013015322A (es) 2014-01-31
BR102012016297A2 (pt) 2013-07-02
CL2013003714A1 (es) 2014-10-10
AR086819A1 (es) 2014-01-22
US20150133301A1 (en) 2015-05-14
WO2013003740A1 (en) 2013-01-03
BR102012016297A8 (pt) 2018-07-31
CA2839627A1 (en) 2013-01-03
UA113412C2 (xx) 2017-01-25
PT2725903T (pt) 2020-06-30
CA2839627C (en) 2021-01-19
EA201490134A1 (ru) 2014-11-28
US8754229B2 (en) 2014-06-17
US9518018B2 (en) 2016-12-13
ES2795438T3 (es) 2020-11-23
KR20140040251A (ko) 2014-04-02

Similar Documents

Publication Publication Date Title
AU2012275201B2 (en) 3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides
CA2825392C (en) 6-amino-2-substituted-5-vinylsilylpyrimidine-4-carboxylic acids and esters and 4-amino-6-substituted-3-vinylsilylpyridine-2-carboxylic acids and esters as herbicides
CN101784531B (zh) 2-(取代的苯基)-6-氨基-5-烷氧基、硫代烷氧基和氨基烷基嘧啶-4-羧酸衍生物及其作为除草剂的用途
AU2007204887B2 (en) 2-(poly-substituted aryl)-6-amino-5-halo-4-pyrimidinecarboxylic acids and their use as herbicides
AU2008308815B2 (en) 2-substituted-6-amino-5-alkyl, alkenyl or alkynyl-4-pyrimidinecarboxylic acids and 6-substituted-4-amino-3- alkyl, alkenyl or alkynyl picolinic acids and their use as herbicides
AU2012209287A1 (en) 6-amino-2-substituted-5-vinylsilylpyrimidine-4-carboxylic acids and esters and 4-amino-6-substituted-3-vinylsilylpyridine-2-carboxylic acids and esters as herbicides
US8835409B2 (en) 3-alkenyl-6-halo-4-aminopicolinates and their use as herbicides
CN110583663A (zh) 式(i)化合物及其作为除草剂的用途
HK1178166A (en) 2-substituted-6-amino-5-alkyl, alkenyl or alkynyl-4-pyrimidinecarboxylic acids and their use as herbicides

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
HB Alteration of name in register

Owner name: CORTEVA AGRISCIENCE LLC

Free format text: FORMER NAME(S): DOW AGROSCIENCES, LLC