Patents Represented by Attorney William E. Dickheiser
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Patent number: 5562914Abstract: A composition of matter having a clay porous granule and a polyurethane matrix formed from the polymerization of a polyol and a polyisocyanate and held within the pores of the granule and having uniformly distributed throughout the polyurethane matrix a liquid material, for example, a pesticide and a method for loading a porous granule with the polyurethane and the liquid material by:(a) spraying a porous granule with a liquid composition comprising a polyol, a polyisocyanate and a liquid material to be retained in the porous granule, and(b) polymerizing the polyol and the polyisocyanate to form a polyurethane matrix polymer which has the liquid materials uniformly distributed throughout the polyurethane matrix.Type: GrantFiled: December 6, 1990Date of Patent: October 8, 1996Assignee: Zeneca Inc.Inventors: Herbert B. Scher, Marius Rodson
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Patent number: 5350856Abstract: This invention relates to a process for producing a compound of the formula ##STR1## comprising reacting a compound having the formula ##STR2## with cyanogen chloride or cyanogen bromide.Type: GrantFiled: January 10, 1990Date of Patent: September 27, 1994Assignee: ICI Americas Inc.Inventor: Raymond A. Felix
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Patent number: 5346902Abstract: Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein Y is a specified small group or single atom and R.sup.1 and R.sup.2 are selected from a wide range of specified substituents.Type: GrantFiled: May 11, 1993Date of Patent: September 13, 1994Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine
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Patent number: 5342837Abstract: Fungicidal compounds having the formula (I): ##STR1## and stereoisomers thereof, wherein A is hydrogen, halo, hydroxy, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 haloalkyl, C.sub.1-4 haloalkoxy, C.sub.1-4 alkylcarbonyl, C.sub.1-4 alkoxycarbonyl, phenoxy, nitro or cyano; R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted heterocyclylalkyl, optionally substituted cycloalkylalkyl, optionally substituted aralkyl, optionally substituted aryloxyalkyl, optionally substituted heterocyclyloxyalkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy, optionally substituted aryl, optionally substituted heterocyclyl, optionally substituted aryloxy, optionally substituted heterocyclyloxy, nitro halo cyano, --NR.sup.3 R.sup.4, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --S(O).sub.n R.sup.3 wherein is 0, 1 or 2, (CH.sub.2).sub.m PO(OR.sup.3).sub.Type: GrantFiled: January 22, 1993Date of Patent: August 30, 1994Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Ian R. Matthews
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Patent number: 5334722Abstract: Fungicidal compounds of formula (I): ##STR1## in which X and Y are independently O or S, and A and R.sup.1 to R.sup.4 have various specified values.Type: GrantFiled: April 7, 1992Date of Patent: August 2, 1994Assignee: Imperial Chemical Industries PLCInventors: Patrick J. Crowley, Alasdair T. Glen, Rosamund A. Spence, Kevin R. Lawson
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Patent number: 5329041Abstract: 2-methyl-3-(substituted)-4-(substituted) benzoic acids or their alkyl ester that are useful to prepare herbicidal compounds.Type: GrantFiled: June 10, 1993Date of Patent: July 12, 1994Assignee: Imperial Chemical Industries PLCInventor: Nhan H. Nguyen
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Patent number: 5324741Abstract: The compounds of formula (I): ##STR1## wherein R is (CH.sub.3).sub.2 CHCH.sub.2 -- or (CH.sub.3).sub.3 CCH.sub.2 --, or R is the group CH.sub.3 --O--(R.sup.1)CH-- where R.sup.1 is hydrogen or methyl, or R is a cycloalkyl group containing from 3 to 6 carbon atoms have nematicidal activity and the present invention discloses a method for killing or controlling nematode pests which comprises applying to the locus of the pests or to a plant susceptible to attack by the pest an effective amount of a compound of formula (I).Type: GrantFiled: November 8, 1990Date of Patent: June 28, 1994Assignee: Imperial Chemical Industries plcInventor: Michael D. Turnbull
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Patent number: 5314892Abstract: Fungicidal compounds having the formula (I): ##STR1## in which any two of K, L and M are nitrogen and the other is CH; and X is an optionally substituted 3- to 6-membered heterocyclic ring containing at least one trivalent nitrogen atom by which it is attached to the central pyrimidine ring.Type: GrantFiled: October 6, 1992Date of Patent: May 24, 1994Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Ian T. Streeting, David P. Bacon
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Patent number: 5314865Abstract: Compounds having the formula ##STR1## wherein R is C.sub.1 -C.sub.6 lower alkoxy; C.sub.1 -C.sub.6 lower alkylthio; 3- to 6-membered heterocycle or substituted heterocycle; phenyl or substituted phenyl; R.sub.1 is hydrogen or C.sub.1 -C.sub.3 lower alkyl; R.sub.2 is selected from the group consisting of hydrogen, C.sub.1 -C.sub.3 lower alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.1 -C.sub.3 lower alkylalkoxy or combinations thereof; R.sub.3 and R.sub.4 are independently selected from the group consisting of hydrogen; C.sub.1 -C.sub.6 lower alkyl; C.sub.2 -C.sub.6 lower alkenyl; C.sub.2 -C.sub.6 lower alkenyl; 3- to 6-membered heterocycle or substituted heterocycle; alkyl heterocycle or substituted alkyl heterocycle; phenyl or substituted phenyl; and where R.sub.3 or R.sub.4 is a basic heterocycle, herbicidally acceptable organic or inorganic salts thereof are herbicidally active.Type: GrantFiled: April 10, 1992Date of Patent: May 24, 1994Assignee: ICI Americas Inc.Inventors: Francis H. Walker, Don R. Baker
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Patent number: 5308826Abstract: 4-substituted pyridyl-3-carbinols of the formula ##STR1## wherein R is hydrogen, or an acyl, alkyl or carbamyl group exhibit desirable preemergent and postemergent herbicidal activity. Also disclosed are herbicidal compositions comprising such compounds and; a method of controlling undesirable vegetation employing such compounds. The compounds wherein AR is hydroxyl serve as useful intermediates for the production of the alpha-benzyl substituted compounds as well as exhibiting herbicidal activity.Type: GrantFiled: April 22, 1993Date of Patent: May 3, 1994Assignee: Zeneca LimitedInventors: Hsiao-Ling M. Chin, Yi Q. Wei, Nhan H. Nguyen
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Patent number: 5300680Abstract: A compound of formula (I) ##STR1## where R.sup.1, R.sup.2, and R.sup.3 are alkyl or aralkyl or any two of R.sup.1, R.sup.2, and R.sup.3 together form a cycloalkyl ring and Y is S or S(O) is prepared by reacting N-phosphonomethylglycine with a compound of formula (II) ##STR2## where m is 0 or 1 in the presence of a base. A preferred compound of formula (I) is trimethylsulphonium N-phosphonomethylglycine and a preferred compound of formula (II) is trimethylsulphonium hydrogen sulphate.Type: GrantFiled: May 15, 1992Date of Patent: April 5, 1994Assignee: Imperial Chemical Industries PLCInventors: Raymond V. H. Jones, Elizabeth S. C. Simpson
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Patent number: 5300478Abstract: Novel substituted pyrazolo-rings fused to nitrogen containing heterocyclic rings having the following formula ##STR1## in which at least one of Y, Z or W is N or N-O and the remainder of Y, Z or W is C-R wherein the variables are as defined in the specification; and agriculturally acceptable salts thereof.Type: GrantFiled: January 28, 1993Date of Patent: April 5, 1994Assignee: Zeneca LimitedInventors: William J. Michaely, Jeff K. Curtis, Christopher G. Knudsen
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Patent number: 5258547Abstract: A process for preparing halogenated compounds of formula RCY(Z)CH.sub.2 CH(X)C(CH.sub.3)CH.sub.2 COR.sup.1 where X, Y and Z are halo, R is alkyl, halo, haloalkyl or aryl, and R.sup.1 is hydroxy, halo, alkoxy, alkyl or haloalkyl, or the residue of a pyrethroidal alcohol, in which a compound of formula CH.sub.2 =CHC(CH.sub.3).sub.2 COR.sup.1 is reacted with a sulphonyl halide of formula RCY(Z)SO.sub.2 X. The process avoids the use of volatile halocarbons in the production of valuable intermediates for insecticides.Type: GrantFiled: January 9, 1992Date of Patent: November 2, 1993Assignee: Imperial Chemical Industries plcInventor: Gary N. Sheldrake
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Patent number: 5242625Abstract: Process for the preparation of compounds of formula (I):Y--Mg--X (I)wherein Y is allyl, or an optionally substituted phenyl or optionally substituted benzyl group, and X is a halogen, by reaction of a compound of formula (II):Y--X (II)wherein Y and X have the meanings given above, with magnesium in tertiary-butylmethyl ether solvent, characterized in that the molar ratio of magnesium to compound of formula (II) is from 1:1 to 2:1 and the reaction is carried out at 45.degree. C. or above.Type: GrantFiled: December 10, 1992Date of Patent: September 7, 1993Assignee: Imperial Chemical Industries PLCInventors: Raymond V. H. Jones, Robert C. Ewins, Robert M. Mellor
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Patent number: 5238956Abstract: Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein Y is a specified small group or single atom and R.sup.1 and R.sup.2 are selected from a wide range of specified substituents.Type: GrantFiled: August 16, 1991Date of Patent: August 24, 1993Assignee: Imperial Chemical Industries plcInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine
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Patent number: 5221691Abstract: Fungicidal compounds having the formula (I): ##STR1## and stereoisomers thereof, wherein A is hydrogen, halo, hydroxy, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 haloalkyl, C.sub.1-4 haloalkoxy, C.sub.1-4 alkylcarbonyl, C.sub.1-4 alkoxycarbonyl, phenoxy, nitro or cyano; R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted heterocyclylalkyl, optionally substituted cycloalkylalkyl, optionally substituted aralkyl, optionally substituted aryloxyalkyl, optionally substituted heterocyclyloxyalkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy, optionally substituted aryl, optionally substituted heterocyclyl, optionally substituted aryloxy, optionally substituted heterocyclyloxy, nitro, halo, cyano, --NR.sup.3 R.sup.4, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --S(O).sub.n R.sup.3 wherein n is 0, 1 or 2, (CH.sub.2).sub.m PO(OR.sup.3).sub.Type: GrantFiled: January 29, 1992Date of Patent: June 22, 1993Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Ian R. Matthews
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Patent number: 5215581Abstract: A particulate inorganic solid, especially hydrated alumina or magnesium hydroxide, which has been treated with a hydroxybenzene derivative of a defined type, particularly a gallate. The treated solid may be incorporated into a polymer especially a thermoplastic polymer such as polypropylene. Alternatively, the solid, the hydroxybenzene derivative and the polymer can be blended together. The composition obtained can be processed even when containing 70% by weight of the inorganic solid.Type: GrantFiled: July 17, 1991Date of Patent: June 1, 1993Assignee: Imperial Chemical Industries PLCInventors: David Stewart, Robert S. Whitehouse
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Patent number: 5209459Abstract: Process for the preparation of compounds of formula (I):Y--Mg--X (I)wherein Y is an optionally substituted phenyl or benzyl, and X is a halogen, by reaction of a compound of formula (II):Y--X (II)wherein Y and X have the meanings given above, with magnesium in a solvent, characterized in that the solvent is an acetal of formula (III): ##STR1## wherein R.sup.1 and R.sup.2 are independently alkyl having from 1 to 6 carbon atoms or when taken together form a dioxolane ring, and R.sup.3 is hydrogen or alkyl having from 1 to 6 carbon atoms.Type: GrantFiled: June 29, 1992Date of Patent: May 11, 1993Assignee: Imperial Chemical Industries PLCInventors: Raymond V. H. Jones, John M. Bloomer
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Patent number: 5208030Abstract: A method of making a dosage device comprises admixing at least one active ingredient which is in solid form at 25.degree. C. and which has an average particle size of less than 5 microns, with a disintegrating agent, to provide a compressible mix; and compressing the mix into a unitary dosage device.Type: GrantFiled: August 29, 1990Date of Patent: May 4, 1993Assignee: Imperial Chemical Industries PLCInventors: John Hoy, Phillipus J. van Rensburg
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Patent number: 5208239Abstract: Fungicidal compounds having the formula (I): ##STR1## wherein R.sup.1 is an optionally substituted phenyl group, C.sub.3-6 cycloalkyl optionally substituted by alkyl or alkyl; R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 are independently hydrogen, C.sub.1-4 alkyl, C.sub.1-4 haloalkyl, C.sub.1-4 alkoxy or N'R"; Z is a linking group and is --C.tbd.C--, --CR.sup.8 .dbd.CR.sup.10 -- or --CR.sup.8 R.sup.9 --CR.sup.10 R.sup.11 --; R.sup.8, R.sup.9, R.sup.10, R.sup.11, R' and R" are independently hydrogen or C.sub.1-4 alkyl; provided that when R is alkyl Z is not --CR.sup.8 R.sup.9 --CR.sup.10 R.sup.11 --; and acid addition salts or metal complexes thereof; and processes for preparing then, compositions comprising them and methods of using them to combat fungi.Type: GrantFiled: October 31, 1991Date of Patent: May 4, 1993Assignee: Imperial Chemical Industries PLCInventors: Michael J. Robson, Paul A. Worthington