Patents by Inventor Michael G Hutchings
Michael G Hutchings has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6653258Abstract: Fungicidal compounds of the formula (I): and stereoisomers thereof, wherein R1 is optionally substituted aryl or optionally substituted heteroaryl; Y is oxygen, sulphur or NR4; R2, R3 and R4, which may be the same or different, are hydrogen, C1-4 alkyl or C2-4 alkenyl; X is halogen, C1-4 alkyl, C2-4 alkenyl, C1-4 alkoxy, nitro or cyano, and n is 0 or an integer of 1 to 4; provided that when Y is oxygen, n is 0 and R1 is unsubstituted phenyl at least one of R2 and R3 is other than hydrogen or methyl.Type: GrantFiled: March 27, 1995Date of Patent: November 25, 2003Assignee: Syngenta LimitedInventors: John M Clough, Christopher R A Godfrey, Paul J de Fraine, Michael G Hutchings, Vivienne M Anthony
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Patent number: 5470819Abstract: This invention relates to derivatives of acrylic acid useful in agriculture (especially as fungicides but also as plant growth regulators, insecticides and nematocides), to processes for preparing them, to agricultural (especially fungicidal) compositions containing them, and to methods of using them to combat fungi, especially fungal infections in plants, to regulate plant growth and to kill or control insect or nematode pests.The invention provides a compound having the formula (I): ##STR1## and stereoisomers thereof, wherein W is a substituted pyridinyl or substituted pyrimidinyl group linked to A by any of its ring carbon atoms; A is either an oxygen atom or S(O).sub.n wherein n is 0, 1 or 2; X, Y and Z, which are the same or different, are hydrogen or halogen atoms, or hydroxy, optionally substituted alkyl (including haloalkyl), optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy.Type: GrantFiled: May 9, 1994Date of Patent: November 28, 1995Assignee: Zeneca LimitedInventors: Vivienne M. Anthony, John M. Clough, Paul deFraine, Christopher R. A. Godfrey, Ian Ferguson, Patrick J. Crowley, Michael G. Hutchings
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Patent number: 5438059Abstract: Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is optionally substituted aryl or optionally substituted heteroaryl; Y is oxygen, sulphur or NR.sup.4 ; R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, are hydrogen, C.sub.1-4 alkyl or C.sub.2-4 alkenyl; X is halogen, C.sub.1-4 alkyl, C.sub.2-4 alkenyl, C.sub.1-4 alkoxy, nitro or cyano; and n is 0 or an integer of 1 to 4; provided that when Y is oxygen, n is 0 and R.sup.1 is unsubstituted phenyl at least one of R.sup.2 and R.sup.3 is other than hydrogen or methyl.Type: GrantFiled: July 6, 1993Date of Patent: August 1, 1995Assignee: Zeneca LimitedInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Michael G. Hutchings, Vivienne M. Anthony
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Patent number: 5359043Abstract: A water soluble dye having a reactive group of the formula: ##STR1## wherein: T is a labile atom or group; andR.sup.2 and R.sup.3 are each independently a non-chromophoric optionally substituted aryl or alkyl group.Type: GrantFiled: April 21, 1992Date of Patent: October 25, 1994Assignee: Zeneca LimitedInventors: Stephen B. Bostock, Michael G. Hutchings, John A. Taylor
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Patent number: 5290630Abstract: The use of a multi-functional, chromophore containing, polymerizable compound for producing an optical element having non-linear optical properties (an NLO element) wherein the multi-functional chromophore is a compound capable of being polymerized into a cross-linked network and of being poled under the influence of an electric field whilst being polymerized into the cross-linked network, the compound having the generalized formula(D) (C) (A) (F)D, C, A and F representing covalently linked moieties where C represents at least one conjugated system of .pi.-bonds,A and D represent at least one respectively .pi.-electron acceptor and .pi.-electron donor groups linked at opposite ends of the conjugated system, and are preferably conjugated with the conjugated system of .pi.-bonds (C) and where more than one moiety A, C or D is present they may be the same or different,F represents at least two polymerizable functional groups, which may be the same or different, attached to the .pi.Type: GrantFiled: September 3, 1991Date of Patent: March 1, 1994Assignee: Imperial Chemical Industries plcInventors: David P. Devonald, Ian Ferguson, Michael G. Hutchings, Timothy G. Ryan
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Patent number: 5275924Abstract: Amphiphilic compounds and oligomers and polymers derived therefrom suitable for Langmuir Blodgett deposition wherein the compounds have a polyamide backbone and hydrophobic groups pendant therefrom which pendant groups preferably contain chromophore groups. The compounds can be used to form non-centrosymmetric bilayers and are useful for forming various non-linear optical elements.Type: GrantFiled: September 3, 1991Date of Patent: January 4, 1994Assignee: Imperial Chemical Industries PLCInventors: David P. Devonald, Michael G. Hutchings, Timothy G. Ryan
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Patent number: 5057146Abstract: This invention relates to derivatives of acrylic acid useful in agriculture (especially as fungicides but also as plant growth regulators, insecticides and nematocides), to processes for preparing them, to agricultural (especially fungicidal) compositions containing them, and to methods of using them to combat fungi, especially fungal infections in plants, to regulate plant growth and to kill or control insect or nematode pests.The invention provides a compound having the formula (I): ##STR1## and stereoisomers thereof, wherein W is a substituted pyridinyl or substituted pyrimidinyl group linked to A by any of its ring carbon atoms; A is either an oxygen atom or S(O).sub.Type: GrantFiled: January 17, 1990Date of Patent: October 15, 1991Assignee: Imperial Chemical Industries PLCInventors: Vivienne M. Anthony, John M. Clough, Paul DeFraine, Christopher R. A. Godfrey, Ian Ferguson, Patrick J. Crowley, Michael G. Hutchings
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Patent number: 5021581Abstract: Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is optionally substituted aryl or optionally substituted heteroaryl; Y is oxygen, sulphur or NR.sup.4 ; R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, are hydrogen, C.sub.1-4 alkyl or C.sub.2-4 alkenyl; X is halogen, C.sub.1-4 alkyl, C.sub.2-4 alkenyl, C.sub.1-4 alkoxy, nitro or cyano; and n is 0 or an integer of 1 to 4; provided that when Y is oxygen, n is O and R.sup.1 is unsubstituted phenyl at least one of R.sup.2 and R.sup.3 is other than hydrogen or methyl.Type: GrantFiled: February 2, 1988Date of Patent: June 4, 1991Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Michael G. Hutchings, Vivienne M. Anthony
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Patent number: 5010200Abstract: This invention provides novel insecticidally and acaricidally active pyrimidine derivatives of formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is selected from alkyl; alkenyl; alkynyl; haloalkyl; haloalkenyl; and cycloalkyl optionally substituted by alkyl or halogen;R.sup.2 is selected from alkyl; haloalkyl; alkoxy; alkylamino; dialkylamino; halogen; cycloalkyl optionally substituted by halogen or alkyl; and phenyl optionally substituted by alkyl, haloalkyl, halogen or alkoxy;R.sup.3 is selected from hydrogen and halogen;R.sup.4 is the residue of an alcohol of formula R.sup.4 -OH which forms an insecticidal ester when combined with chrysanthemic acid, permethrin acid or cyhalothrin acid; andX is selected from oxygen and sulphur.Type: GrantFiled: February 16, 1990Date of Patent: April 23, 1991Assignee: Imperial Chemical Industries PLCInventors: Edward McDonald, Roger Salmon, Alan J. Whittle, Michael G. Hutchings
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Patent number: 4994495Abstract: Fungicidal compounds having the formula: ##STR1## and stereoisomers thereof, wherein R.sup.1 is optionally substituted C.sub.2-10 alkenyl, optionally substituted C.sub.5-6 cycloalkenyl, optionally substituted C.sub.2-10 alkynyl, or C.sub.1-10 alkyl substituted with --CN, --NC, --COR.sup.2, --CO.sub.2 R.sup.2, --NO.sub.2 or --SCN; X is O, S(O)n or NR.sup.2 and is attached to the 3- or the 4-position of the phenyl ring; Y and Z, which may be the same or different, are H, halogen, --CH.sub.3, --C.sub.2 H.sub.5, or --OCH.sub.3 ; R.sup.2 is H, C.sub.1-4 alkyl, C.sub.1-4 alkenyl, or, when R.sup.2 is C.sub.1-4 alkyl in the group --COR.sup.2, it joins with the alkyl group to which --COR.sup.2 is attached to form a 5- or 6-membered aliphatic ring; and n is 0, 1 or 2.Type: GrantFiled: May 11, 1989Date of Patent: February 19, 1991Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Michael G. Hutchings, Ian Ferguson