Patents Assigned to Bayer CropScience S.A.
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Patent number: 6921828Abstract: The invention relates to a process for the preparation of a compound of formula (V), according to the following scheme: wherein the various substituants are as defined in the descriptionType: GrantFiled: August 21, 2001Date of Patent: July 26, 2005Assignee: Bayer CropScience S.A.Inventors: Norman Dann, Peter Dominic Riordan, Mehul Rasikchandra Amin, Michael Mellor
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Publication number: 20050144831Abstract: The present invention relates to a device for controlling insects (1; 7; 10), which is approximately fruit-shaped and which has a three-dimensional structure (2) with open spaces (4) and with a plurality of surfaces (3) within the said structure, which surfaces can be directly contacted by insects from outside the structure (2).Type: ApplicationFiled: December 21, 2004Publication date: July 7, 2005Applicant: Bayer CropScience S.A.Inventors: Werner Knauf, Jean-Luc Grange, Mark Parrish
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Patent number: 6887829Abstract: The invention relates to a method for controlling the growth of weeds at a locus which comprises applying to said locus: (a) 2-(2?-nitro-4?-methylsulfonylbenzoyl)-1,3-cyclohexanedione, or an agriculturally acceptable salt or metal complex thereof; and (b) a triazine herbicide with the exclusion of atrazine; and their use as herbicides.Type: GrantFiled: September 17, 2001Date of Patent: May 3, 2005Assignee: Bayer CropScience S.A.Inventors: Ken Pallett, Ashley Slater
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Patent number: 6881705Abstract: The present invention relates to a fungicidal composition comprising at least one fungicidal compound of the family of anilinopyrimidines and imazalil, and the use of such a composition combining these active compounds for controlling plant diseases or the phytopathogenic fungi present or capable of appearing on plants.Type: GrantFiled: July 24, 2002Date of Patent: April 19, 2005Assignee: Bayer Cropscience S.A.Inventors: Alain Joseph Jean Florimond Garnier, Luc Rosalia Michaël Verbruggen, Richard Milling, Patrice Duvert
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Patent number: 6878675Abstract: The invention relates to a composition comprising (a) 2-(2?-nitro-4?-methylsulfonylbenzoyl)-1,3-cyclohexanedione, or an agriculturally acceptable salt or metal complex thereof; and (b) N-isopropyl-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-4-(4?-fluoro-oxycetanilide); and their use as herbicides.Type: GrantFiled: September 17, 2001Date of Patent: April 12, 2005Assignee: Bayer CropScience S.A.Inventors: Ken Pallett, Ashley Slater
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Patent number: 6835743Abstract: Process for the protection of a building that has already been built or is going to be built, whereby an effective amount of an insecticidally active compound is spread around or under the said building at discrete locations. The insecticide may be an arylpyrazole.Type: GrantFiled: May 13, 2002Date of Patent: December 28, 2004Assignee: Bayer CropScience S.A.Inventor: Yasuo Kimura
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Patent number: 6835694Abstract: A method for controlling the growth of weeds at a locus which comprises applying to the locus an effective amount of: (a) a urea herbicide of general formula (1); and (b) 2-(2′-nitro-4′-methylsulfonylbenzoyl)-1,3-cyclohexanedione or an agriculturally acceptable salt or metal complex thereof.Type: GrantFiled: October 2, 2003Date of Patent: December 28, 2004Assignee: Bayer CropScience S.A.Inventors: Ken Pallett, Ashley Slater
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Patent number: 6833137Abstract: The invention features a composite material comprising a gypsum partitional slab coated on at least one of its two surfaces with a cardboard or paper ply, the ply being impregnated with a 1-phenylpyrazole insecticide, preferably 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylsulfinylpyrazole. The invention provides an insect protection method for dwellings against the damage caused by borers, especially termites comprising fixing the composite material on at least 50%, preferably 95%, of the total surface area of the internal face of partitions and walls.Type: GrantFiled: February 5, 1999Date of Patent: December 21, 2004Assignee: Bayer CropScience S.A.Inventor: Xavier Marze
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Patent number: 6825227Abstract: The present invention relates to processes for controlling arthropods, particularly processes for controlling insects and especially processes for controlling insects which ravage crops, particularly rice crops or market-garden crops; as well as to processes for protecting crops, particularly rice crops or market-garden crops; as well as to processes directed towards improving the yield of the treated crops; as well as to compositions or products which may be used in such processes.Type: GrantFiled: March 13, 2003Date of Patent: November 30, 2004Assignee: Bayer CropScience S.A.Inventors: Léopoldo Valdez, Paul Tolentino, David Lobo, Arlin Bostian, Richard Dickmann
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Patent number: 6812347Abstract: A process for the preparation of a compound of the formula (I): wherein R1 is CN or CSNH2; X is N or CR4; R2 and R4 are each independently hydrogen or chloro; R3 is halo, haloalkyl, haloalkoxy or —SF5; R5 and R6 are each independently alkyl and n is 0, 1 or 2; said process comprising reacting a compound of the formula (II): wherein the symbols are as defined above and W is H, with an alkylating agent of the formula (III): R6—Y (III) wherein R6 is as defined above and Y is a leaving group. The process may also be conducted by reacting a compound of formula (II) initially with an inorganic salt or an organic base, and reacting the resultant salt of the compound of formula (II) with the alkylating agent.Type: GrantFiled: April 30, 2003Date of Patent: November 2, 2004Assignee: Bayer Cropscience S.A.Inventors: Jean-François Rousseau, Albert Buforn
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Patent number: 6770303Abstract: Phosphorus acid derivatives and the like are used as an amplifier (potentiator) of plant defense responses induced by other materials (elicitors).Type: GrantFiled: December 6, 2000Date of Patent: August 3, 2004Assignee: Bayer Cropscience S.A.Inventors: Bernard Fritig, Marguerite Kopp, Patrick Saindrenan, Marie-Pascale Latorse, Gilbert Labourdette
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Patent number: 6759551Abstract: The invention concerns chiral amino acid, is preparation method, and the use of said chiral amino acid as intermediate for the synthesis of chiral organic compounds.Type: GrantFiled: September 11, 2002Date of Patent: July 6, 2004Assignee: Bayer Cropscience S.A.Inventors: Isabelle Pelta, Jean-Claude Maret
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Patent number: 6743753Abstract: This invention relates to new herbicidal compositions comprising a mixture of (a) an alkoxypyrimidyloxybenzoic acid derivatives of formula (I): wherein X is a hydrogen atom or a group (C6H5)2C═N—, or an agriculturally acceptable salts thereof, for example alkali or alkaline earth metal salts and (b) a partner herbicide. This invention additionally relates to a method of controlling weeds comprising applying these new herbicidal compositions to a locus.Type: GrantFiled: July 7, 1999Date of Patent: June 1, 2004Assignee: Bayer CropScience S.A.Inventors: Hideshi Mukaida, Marc Montagnon, Jean Paviot
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Patent number: 6696487Abstract: The invention relates to compounds of formula (I), and also to salts thereof, which have fungicidal activities: in which the various radicals and substituents are as defined in the description, and also to the fungicidal compositions containing them and to methods for combating the phytopathogenic fungi of crops using these compounds and compositions.Type: GrantFiled: August 6, 2001Date of Patent: February 24, 2004Assignee: Bayer Cropscience S.A.Inventors: Vincent Gerusz, Darren James Mansfield, José Perez, David Tickle, Jean-Pierre Vors, Derek Baldwin, Thomas Lawley Hough, Dale Robert Mitchell
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Patent number: 6683190Abstract: The invention concerns a novel method for preparing chiral amino acids of formula (I) characterised in that it consists in contracting a racemic hydantoin of formula (II) with an enantiomeric splitting agent.Type: GrantFiled: October 9, 2001Date of Patent: January 27, 2004Assignee: Bayer Cropscience S.A.Inventor: Isabelle Pelta
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Patent number: 6642176Abstract: The invention concerns a novel composition comprising a herbicide of the glyphosate family, a herbicide of the isoxazole family and a biological activator, wherein the herbicide of the glyphosate family is selected among N-phosphomethylglycine (glyphosate acid), N-phosphomethylglycine alkaline metal salts, N-phosphomethylglycine ammonium salts and N-phosphomethylglycine trimethyisulphonium salts (sulphosate), and wherein the biological activator consists essentially of an ammonium sulphate. The invention also concerns a method for agronomic treatment of plants tolerant to glyphosate family herbicides and to isoxazole family herbicides to eliminate weeds which consists in applying in a field containing said tolerant plants an appropriate amount of the inventive composition.Type: GrantFiled: July 30, 2001Date of Patent: November 4, 2003Assignee: Bayer CropScience S.A.Inventors: Gilbert Antoine Perez, Louis Pillet, Jean-Claude Febvre, Sylvie Lavault
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Patent number: 6635780Abstract: The invention relates to a process for the preparation of a compound of formula (I) wherein: R1 represents C1-4 haloalkyl, fluorine, chlorine or bromine; and R2 represents hydrogen or C1-4 alkoxy; which process comprises the reaction of the corresponding ortho-nitrohalobenzene of formula (II): wherein R1 and R2 are as hereinbefore defined and X represents a fluorine or bromine atom, with, when X represents a fluorine atom: (a) an alkali metal cyanide, in a non aqueous solvent, optionally in the presence of a catalyst; or when X represents a bromine atom: (b) cuprous cyanide, in a non aqueous solvent, optionally in the presence of a catalyst selected from an alkali metal bromide or an alkaline earth metal bromide; or (c) an alkali metal cyanide, in a non aqueous solvent, in the presence of a catalytic amount of cuprous cyanide and a phase transfer catalyst.Type: GrantFiled: June 14, 2001Date of Patent: October 21, 2003Assignee: Bayer CropScience S.A.Inventors: Michel Casado, Patrick Ratton, Dominique Stephan, Agnès Viauvy
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Patent number: 6566587Abstract: The present invention relates to DNA molecules of plant origin encoding a modified 5-enolpyruvylshikimate-3-phosphate synthase (EPSPS) enzyme wherein the a first EPSPS coding sequence that normally encodes a threonine residue of a mature EPSPS sequence is modified to encode isoleucine of the mature EPSPS sequence, and a second EPSPS coding sequence that normally encodes a proline residue of a mature EPSPS sequence is modified to encode serine of the mature EPSPS sequence, wherein the first and second residues are respectively located at relatively positions 102 and 106 of a mature EPSPS sequence encoded by said DNA molecule; and the production of a transgenic plant resistant or tolerant to a herbicide of the phosphonomethylglycine family, e.g., glyphosate.Type: GrantFiled: January 20, 1998Date of Patent: May 20, 2003Assignee: Bayer CropScience S.A.Inventors: Michel Lebrun, Alain Sailland, Georges Freyssinet, Eric Degryse
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Patent number: 6551964Abstract: The invention provides the use as a pesticidal adjuvant of at least one citric acid derivative and compositions containing the derivative, which has a log octanol-water coefficient (log P) of 2.6 to 11 and an equivalent hydrocarbon (EH) value of 29 to 47. The invention has been shown to enhance the efficacy of a range of pesticides.Type: GrantFiled: July 20, 2001Date of Patent: April 22, 2003Assignee: Bayer Cropscience S.A.Inventors: Richard Andrew Bardsley, Udo Matthias Bickers, Geoffrey Gower Briggs, Shirley Ann Green, Adrienne Elizabeth Pate, Erich Friedrich Sanwald, David Stock