Patents Assigned to Nufarm - Australia Limited
  • Patent number: 10772323
    Abstract: An emulsifiable concentrate comprising a benzoic acid herbicide in acid form dissolved in an amide solvent and an amide solvent and an amine emulsion stabiliser.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: September 15, 2020
    Assignee: NUFARM AUSTRALIA LIMITED
    Inventors: Sumit Sharma, Aristos Panayi, Chad Richard Ord Sayer
  • Patent number: 10492488
    Abstract: An emulsifiable concentrate of a phenoxy-alkanoic acid herbicide comprising a phenoxy-alkanoic acid herbicide dissolved in an amide solvent and at least one amine.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: December 3, 2019
    Assignee: NUFARM AUSTRALIA LIMITED
    Inventors: Aristos Panayi, Claudio Silva, Chad Richard Ord Sayer, Sumit Sharma
  • Patent number: 9179673
    Abstract: An aqueous liquid herbicide composition comprising a solution of at least one of 2,4-D and dicamba in the form of the monomethylamine salt and at least one of 2,4-D and dicamba in the form of the dimethylamine salt wherein the molar ratio of monomethylamine to dimethylamine is in the range of from 1:20 to 4:6.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: November 10, 2015
    Assignee: NUFARM AUSTRALIA LIMITED
    Inventors: Chad Richard Ord Sayer, Graeme Sutton, Aristos Panayi
  • Patent number: 9137993
    Abstract: A herbicidal concentrate composition comprising a mixture of the monomethylamine and dimethylamine salts of at least one picolinic acid herbicide of formula (Ia): wherein X2 is selected from hydrogen and amino.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: September 22, 2015
    Assignee: NUFARM AUSTRALIA LIMITED
    Inventors: Aristos Panayi, Chad Richard Ord Sayer
  • Patent number: 9078431
    Abstract: A method for preparing an aqueous mixture of glyphosate salts to improve the handling of the mixture, the method comprising forming a homogeneous mixture of at least two bases comprising at least one alkali metal hydroxide, and at least one further base selected from alkali metal hydroxides and nitrogen bases and reacting the mixture of the at least two bases with glyphosate acid in an aqueous reaction medium to provide an aqueous mixture of glyphosate salts wherein the concentration of glyphosate (based on glyphosate acid equivalent) is at least 200 gae/L.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: July 14, 2015
    Assignee: Nufarm Australia Limited
    Inventors: Allan Spencer, Aristos Panayi, Chad Richard Ord Sayer
  • Patent number: 9066513
    Abstract: A method for preparing a glyphosate herbicidal aqueous concentrate to improve the handling of the concentrate, the method comprising forming a mixture of at least two nitrogen bases, and reacting the mixture of the at least two bases with glyphosate acid to provide an aqueous mixture of glyphosate salts wherein the concentration of glyphosate (based on glyphosate acid equivalent) is at least 200-gae/L.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: June 30, 2015
    Assignee: Nufarm Australia Limited
    Inventors: Allan Spencer, Aristos Panayi, Chad Richard Ord Sayer
  • Patent number: 8962527
    Abstract: A process for the preparation of solid amine salts of aromatic substituted carboxylic acid herbicides by reaction of the aromatic substituted carboxylic acid herbicide with an amine comprising reacting the aromatic substituted carboxylic acid herbicide in an ether solvent with an amine to form the amine salt and collecting the amine salt of the aromatic substituted carboxylic acid herbicide as a precipitate from the ether solvent reaction mixture wherein the ether is a dialiphatic ether comprising at least one primary aliphatic group.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: February 24, 2015
    Assignee: Nufarm Australia Limited
    Inventor: Eduard Kravets
  • Patent number: 8877685
    Abstract: An aqueous liquid herbicide composition comprising a solution of at least one of 2,4-D and dicamba in the form of the monomethylamine salt and at least one of 2,4-D and dicamba in the form of the dimethylamine salt wherein the molar ratio of monomethylamine to dimethylamine is in the range of from 1:20 to 4:6.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: November 4, 2014
    Assignee: Nufarm Australia Limited
    Inventors: Chad Richard Ord Sayer, Graeme Sutton, Aristos Panayi
  • Patent number: 8871683
    Abstract: A herbicidal composition comprising dicamba in each of the monomethylamine and dimethylamine salts wherein the ratio of monomethylamine:dimethylamine is from 20:1 to 1:1.
    Type: Grant
    Filed: June 23, 2010
    Date of Patent: October 28, 2014
    Assignee: Nufarm Australia Limited
    Inventors: Chad Richard Ord Sayer, Graeme Sutton, Aristos Panayi
  • Patent number: 8865625
    Abstract: A herbicidal concentrate composition comprising a mixture of the monomethylamine and dimethylamine salts of at least one picolinic acid herbicide of formula (Ia): wherein X2 is selected from hydrogen and amino.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: October 21, 2014
    Assignee: Nufarm Australia Limited
    Inventors: Aristos Panayi, Chad Richard Ord Sayer
  • Publication number: 20130316907
    Abstract: A process for the preparation of solid amine salts of aromatic substituted carboxylic acid herbicides by reaction of the aromatic substituted carboxylic acid herbicide with an amine comprising reacting the aromatic substituted carboxylic acid herbicide in an ether solvent with an amine to form the amine salt and collecting the amine salt of the aromatic substituted carboxylic acid herbicide as a precipitate from the ether solvent reaction mixture wherein the ether is a dialiphatic ether comprising at least one primary aliphatic group.
    Type: Application
    Filed: May 11, 2011
    Publication date: November 28, 2013
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventor: Eduard Kravets
  • Publication number: 20130281297
    Abstract: A method for preparing a glyphosate herbicidal aqueous concentrate to improve the handling of the concentrate, the method comprising forming a mixture of at least two nitrogen bases, and reacting the mixture of the at least two bases with glyphosate acid to provide an aqueous mixture of glyphosate salts wherein the concentration of glyphosate (based on glyphosate acid equivalent) is at least 200-gae/L.
    Type: Application
    Filed: September 30, 2011
    Publication date: October 24, 2013
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Allan Spencer, Aristos Panayi, Chad Richard Ord Sayer
  • Publication number: 20130274103
    Abstract: A method for preparing an aqueous mixture of glyphosate salts to improve the handling of the mixture, the method comprising forming a homogeneous mixture of at least two bases comprising at least one alkali metal hydroxide, and at least one further base selected from alkali metal hydroxides and nitrogen bases and reacting the mixture of the at least two bases with glyphosate acid in an aqueous reaction medium to provide an aqueous mixture of glyphosate salts wherein the concentration of glyphosate (based on glyphosate acid equivalent) is at least 200 gae/L.
    Type: Application
    Filed: September 30, 2011
    Publication date: October 17, 2013
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Allan Spencer, Aristos Panayi, Chad Richard Ord Sayer
  • Publication number: 20130157862
    Abstract: A herbicidal concentrate composition comprising a mixture of the monomethylamine and dimethylamine salts of at least one picolinic acid herbicide of formula (Ia): wherein X2 is selected from hydrogen and amino.
    Type: Application
    Filed: June 17, 2011
    Publication date: June 20, 2013
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Aristos Panayi, Chad Richard Ord Sayer
  • Publication number: 20120058897
    Abstract: An aqueous liquid herbicide composition comprising a solution of at least one of 2,4-D and dicamba in the form of the monomethylamine salt and at least one of 2,4-D and dicamba in the form of the dimethylamine salt wherein the molar ratio of monomethylamine to dimethylamine is in the range of from 1:20 to 4:6.
    Type: Application
    Filed: December 23, 2009
    Publication date: March 8, 2012
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Chad Richard Ord Sayer, Graeme Sutton, Aristos Panayi
  • Publication number: 20100331188
    Abstract: A herbicidal composition comprising dicamba in each of the monomethylamine and dimethylamine salts wherein the ratio of monomethylamine:dimethylamine is from 20:1 to 1:1.
    Type: Application
    Filed: June 23, 2010
    Publication date: December 30, 2010
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Chad Richard Ord Sayer, Graeme Sutton, Aristos Panayi
  • Publication number: 20100261609
    Abstract: This invention relates to a phenoxy alkanoate herbicide composition containing a phenoxyalkanoate amine salt and wherein the amine is a substituted amine and the total amount of substituted amine is at least a 20% molar excess based on the number of moles of phenoxyalkanoate.
    Type: Application
    Filed: June 21, 2007
    Publication date: October 14, 2010
    Applicant: Nufarm Australia Limited, an Australian Company
    Inventors: Aristos Panayi, Graeme Sutton, Andrew John Wells
  • Publication number: 20090247407
    Abstract: A herbicidal compound and composition comprising at least one compound of formula I wherein R is independently selected from hydrogen, and the group (CH2)mOR4; m, q, t and v are independently zero or one; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, lower alkyl (preferably C1 to C4 alkyl) and lower acyl (preferably C2 to C4 acyl) and the group of formula II wherein the compound of formula I comprises at least one group R1, R2, R3 and R4 which is of formula II wherein A is N or CH; X is selected from the group consisting of chloro, amino, methyl and methoxy; X1 is selected from the group consisting of hydrogen, chloro and methyl; X2 is hydrogen or chloro; R1 is selected from hydrogen and methyl; Y is oxygen or a bond; and n is from 0 to 3.
    Type: Application
    Filed: April 5, 2007
    Publication date: October 1, 2009
    Applicant: Nufarm Australia Limited
    Inventors: Edward Kravets, Phillip Hay, Graeme Sutton
  • Publication number: 20080254983
    Abstract: The invention relates to an herbicidal composition comprising from about 30 to about 70% by weight of the composition, of at least one dinitroaniline herbicide; an organic solvent having a flash point greater than 60.5° C.; and acetophenone in amount in the range from 5-25% by weight. The invention also relates to a method of controlling weeds using the composition.
    Type: Application
    Filed: September 15, 2006
    Publication date: October 16, 2008
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventors: Aristos Panayi, Chad Richard Ord Sayer, Andrew John Wells
  • Patent number: 7217831
    Abstract: An insecticide of formula 1 and the agriculturally acceptable salts thereof, wherein: R1 is selected from the group consisting of: the group OR5 wherein R5 is selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, cycloalkyl, substituted cycloalkyl, heterocyclic and substituted heterocyclic; the group —NR6OH wherein R6 is selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, carbocyclic and substituted carbocyclic; the group NR7R8 wherein R7 and R8 are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl and carbocyclic; and the group wherein R1 is linked to R2 to form a diradical bridging group; R2 and R3 are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, carbocyclic, substituted carbocyclic, aryl, substituted aryl, acyl and substituted acyl; and A is a diradical linking group which has a molecular weight of preferably
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: May 15, 2007
    Assignee: Nufarm - Australia Limited
    Inventors: Richard Mark Sandeman, David Spencer Chandler, Ann Maree Duncan, Phillip Maxwell Hay