Patents by Inventor Walter Kunz
Walter Kunz 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: 6255251Abstract: Compounds of formula 1 wherein R1 and R2 are independently C1-C8alkyl, are suitable for use as herbicides.Type: GrantFiled: October 2, 2000Date of Patent: July 3, 2001Assignee: Syngenta Crop Protection, Inc.Inventors: Alain De Mesmaeker, Jürgen Schaetzer, Walter Kunz
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Patent number: 6002013Abstract: Compounds of the formula I ##STR1## and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III ##STR2## In the compounds of the formulae I and III: X is halogen,n is 0, 1, 2 or 3;Z is CN, CO--A or CS--A,A is hydrogen, halogen, OR.sub.1, SR.sub.2 and N(R.sub.3)R.sub.4 ;R.sub.1 to R.sub.4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R.sub.3 and R.sub.Type: GrantFiled: September 4, 1998Date of Patent: December 14, 1999Assignee: Novartis CorporationInventors: Walter Kunz, Beat Jau
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Patent number: 5847147Abstract: Compounds of the formula I ##STR1## and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III ##STR2## In the compounds of the formulae I and III: X is halogen,n is 0, 1, 2 or 3;Z is CN, CO-A or CS-A,A is hydrogen, halogen, OR.sub.1, SR.sub.2 and N(R.sub.3)R.sub.4 ;R.sub.1 to R.sub.4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R.sub.3 and R.sub.Type: GrantFiled: March 13, 1998Date of Patent: December 8, 1998Assignee: Novartis Corp.Inventors: Walter Kunz, Beat Jau
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Patent number: 5814629Abstract: The invention relates to novel microbicidal and plant-immunising compounds of formula I ##STR1## wherein: X is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, SR.sub.8, N(R.sub.9)R.sub.10, CH.sub.2 OH, CHO or COOR.sub.8 ;R.sub.8 to R.sub.10 are hydrogen, C.sub.1 -C.sub.4 alkyl, benzyl, C.sub.1 -C.sub.4 acyl or benzoyl;Z is hydrogen, halogen, or a methyl group that is unsubstituted or to which from 1 to 3 unsubstituted or substituted hetero atoms O, S and/or N are bonded; in free form or in the form of salts. They can be used in crop protection for controlling and preventing disease infestation.Type: GrantFiled: December 19, 1996Date of Patent: September 29, 1998Assignee: Novartis Finance CorporationInventors: Peter Stanetty, Walter Kunz
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Patent number: 5770758Abstract: Compounds of the formula I ##STR1## and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III ##STR2## In the compounds of the formulae I and III: X is halogen,n is 0,1,2 or 3;Z is CN, CO-A or CS-A,A is hydrogen, halogen, OR.sub.1, SR.sub.2 and N(R.sub.3)R.sub.4 ;R.sub.1 to R .sub.4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R.sub.3 and R.sub.Type: GrantFiled: December 20, 1996Date of Patent: June 23, 1998Assignee: Novartis CorporationInventors: Walter Kunz, Beat Jau
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Patent number: 5523311Abstract: A method and composition for the immunization of healthy useful plants against plant diseases containing as active ingredients compounds of formula ##STR1## in which: X is hydrogen, halogen, hydroxy, methyl, methoxy, HOOC or MOOC; Y is hydrogen, halogen, SO.sub.3 H, SO.sub.3 M, nitro, hydroxy or amino, M being the molar equivalent of an alkali metal or alkaline earth metal ion that is formed from a corresponding base or basic compound; and Z is cyano or --CO--A; A represents either --OH or --SH, the hydrogen atom of which may also be replaced by the molar equivalent of an inorganic or organic cationic residue, or wherein A represents any other organic residue which has a molecular weight of less than 900 and which may also contain one, or more than one, hetero atom, including the salts of the phytophysiologically tolerable 7-carboxylic acid or 7-thiocarboxylic acid with primary, secondary or tertiary amines or with inorganic bases.Type: GrantFiled: March 14, 1995Date of Patent: June 4, 1996Assignee: Ciba-Geigy CorporationInventors: Rolf Schurter, Walter Kunz, Robert Nyfeler
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Patent number: 5447945Abstract: Nematicidal compositions which comprise as active ingredient compounds of formula I ##STR1## wherein R is nitro or halogen, and also processes for the preparation of the compounds of formula I, novel intermediates of the preparation process and methods of using the compounds and the compositions in the control of nematodes are described.Type: GrantFiled: June 14, 1994Date of Patent: September 5, 1995Assignee: Ciba-Geigy CorporationInventors: Marius Sutter, Walter Kunz
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Patent number: 5403508Abstract: The present invention relates to nonionic, flowable pearlescent dispersions which comprise 5 to 30% by weight of a fatty acid glycol ester of the formula I as a pearlescence-forming agent, 0.1-20% by weight of a nonionic surfactant of the formula II and water in the amount lacking to make up 100% by weight.Type: GrantFiled: May 13, 1993Date of Patent: April 4, 1995Assignee: Hoechst AGInventors: Alwin Reng, Werner Skrypzak, Walter Kunz
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Patent number: 5384321Abstract: Compositions comprising, as active ingredients, compounds of the formula I ##STR1## in which: X.sub.1, X.sub.2 and X.sub.3 independently of one another are hydrogen, methyl, methoxy, methylthio, halogen or nitro;A is C.sub.1 -C.sub.2 alkyl which is substituted by a maximum of 3 X--C.sub.1 -C.sub.4 alkyl groups, methyl which is substituted by 2 or 3 halogen atoms, ethyl which is substituted by hydroxyl and/or not more than 4 halogen atoms; vinyl which is unsubstituted or substituted by not more than 3 halogen atoms; furthermore ethynyl, propargyl, formyl, acetyl, acetyl which is substituted by not more than 3 halogen atoms, or one of the groups C(R).dbd.N--N(R.sub.2)R.sub.3, C(N.dbd.N--U.sub.1).dbd.N--NH--U.sub.1, CH(R)--[N(R.sub.1)].sub.n --N(R.sub.2)R.sub.3, C(R)(CN)OR.sub.4, C(R).dbd.N(O).sub.n R.sub.3, CH(R)--O--N.dbd.C(R.sub.1)R.sub.2, CH(R)--O--N.dbd.C(CN)--CONH--R.sub.5, C(R.sub.6).dbd.N--(O).sub.n R, CH(R)--Y--E--R.sub.3, CO--[C(OR).sub.2 ].sub.n Q, C(Q).dbd.Type: GrantFiled: August 10, 1993Date of Patent: January 24, 1995Assignee: Ciba-Geigy CorporationInventors: Walter Kunz, Rolf Schurter
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Patent number: 5304652Abstract: Novel benzo-1,2,3-thiadiazole derivatives of the formula ##STR1## in which R.sub.4 is Hal or OH; R.sub.1, R.sub.2 and R.sub.3 independently of one another are hydrogen, halogen, methyl, methoxy or methylthio.Type: GrantFiled: May 4, 1993Date of Patent: April 19, 1994Assignee: Ciba-Geigy CorporationInventors: Walter Kunz, Rolf Schurter
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Patent number: 5302607Abstract: Novel benzo-1,2,3-thiadiazole-7-carboxylic acid esters of formula ##STR1## in which Y is oxygen or sulfur;Q.sub.1 and Q.sub.2 independently of one another are each hydrogen or halogen;R.sub.1 and R.sub.2 independently of one another are each hydrogen or C.sub.1 -C.sub.4 alkyl; X.sub.1 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, trifluoromethyl, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.2 alkoxy halo-substituted in the alkyl moiety, nitro, cyano, dimethylamino, phenyl, phenoxy, or phenyl or phenoxy each substituted by halogen and/or by C.sub.1 -C.sub.2 alkyl and/or by C.sub.1 -C.sub.2 alkoxy;X.sub.2 is hydrogen, halogen or methyl;X.sub.3 is hydrogen or halogen; andA comprises the bridge member ##STR2## R.sub.5 is C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.1 -C.sub.6 alkoxy, phenyl, or phenyl substituted by halogen or methoxy; R.sub.6 is C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy; ##STR3## that together represents a saturated or unsaturated 3- to 7-membered heterocycle W.sub.Type: GrantFiled: May 6, 1993Date of Patent: April 12, 1994Assignee: Ciba-Geigy CorporationInventors: Walter Kunz, Rolf Schurter
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Patent number: 5260423Abstract: Compositions comprising, as active ingredients, compounds of the formula I ##STR1## in which: X.sub.1, X.sub.2 and X.sub.3 independently of one another are hydrogen, methyl, methoxy, methylthio, halogen or nitro;A is C.sub.1 -C.sub.2 alkyl which is substituted by a maximum of 3 X--C.sub.1 -C.sub.4 alkyl groups, methyl which is substituted by 2 or 3 halogen atoms, ethyl which is substituted by hydroxyl and/or not more than 4 halogen atoms; vinyl which is unsubstituted or substituted by not more than 3 halogen atoms; furthermore ethynyl, propargyl, formyl, acetyl, acetyl which is substituted by not more than 3 halogen atoms, or one of the groups C(R).dbd.N--N(R.sub.2)R.sub.3, C(N.dbd.N--U.sub.1).dbd.N--NH--U.sub.1, CH(R)--[N(R.sub.1)].sub.n --N(R.sub.2)R.sub.3, C(R)(CN)OR.sub.4, C(R).dbd.N(O).sub.n R.sub.3, CH(R)--O--N.dbd.C(R.sub.1)R.sub.2, CH(R)--O--N.dbd.C(CN)--CONH--R.sub.5, C(R.sub.6).dbd.N--(O).sub.n R, CH(R)--Y--E--R.sub.3, CO--[C(OR).sub.2 ].sub.n Q, C(Q).dbd.Type: GrantFiled: September 24, 1992Date of Patent: November 9, 1993Assignee: Ciba-Geigy CorporationInventors: Walter Kunz, Rolf Schurter
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Patent number: 5248683Abstract: Compounds of the formula ##STR1## in which A.sub.1 and A.sub.2 independently of one another are CO--C.sub.1 -C.sub.4 alkyl, COO--C.sub.1 -C.sub.4 alkyl, CO--CF.sub.3, CO--N(R).sub.2 or cyano;A.sub.1 and A.sub.2 together are CO(X).sub.n --C.sub.1 -C.sub.3 alkylene-(X).sub.n CO, CO(X).sub.n --C.sub.1 -C.sub.3 alkylene-(X).sub.n CO which is substituted by C.sub.1 -C.sub.4 alkyl, COOR, CON(R).sub.2, cyano or phenyl, it being possible for the phenyl ring, in turn, to be substituted by halogen, methyl, trifluoromethyl, methoxy, nitro or cyano; CO--N(R)--CO--N(R)--CO;R is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 alkenyl or C.sub.3 -C.sub.6 alkynyl;X is oxygen, sulfur or N(CH.sub.3);X.sub.1, X.sub.2 and X.sub.3 independently of one another are hydrogen, halogen, methyl, methylthio, methoxy or nitro;n is 0 or 1;including the salts of the compounds of the formula I with agriculturally acceptable organic or inorganic bases, and including the metal complexes; have valuable microbicidal properties.Type: GrantFiled: June 4, 1992Date of Patent: September 28, 1993Assignee: Ciba-Geigy CorporationInventors: Hans-Georg Brunner, Walter Kunz, Rolf Schurter
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Patent number: 5231224Abstract: The invention relates to alkyl ether carboxylic acid taurides of the formulaR.sup.2 --(OC.sub.2 H.sub.4).sub.n --O--CH.sub.2 --CO--NR.sup.1 --C.sub.2 H.sub.4 --SO.sub.3 M,in which n is greater than 0, R.sup.1 =H or C.sub.1 -C.sub.4 alkyl, R.sup.2 =C.sub.5 -C.sub.22 alkyl and M=H, Na, K, Ca/2 or Mg/2.Processes for their preparation and their use as surface-active substances, especially as mild cleaning agents for cosmetic purposes, are also described.Type: GrantFiled: February 11, 1992Date of Patent: July 27, 1993Assignee: Hoechst AktiengesellschaftInventors: Thomas Gerdau, Alwin Reng, Walter Kunz
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Patent number: 5229384Abstract: Novel benzo-1,2,3-thiadiazole derivatives of the formula ##STR1## in which; A is --OR.sub.4, --SR.sub.4, --N(R.sub.5)R.sub.6, --N(R.sub.7)--N(R.sub.5)R.sub.6, --O--N.dbd.C(R.sub.8)R.sub.9, --N(R.sub.7)--OR.sub.10, or ##STR2## R.sub.4 is C.sub.1 -C.sub.18 alkyl, C.sub.3 -C.sub.35 alkyl which is interrupted by an oxygen or sulfur atom, C.sub.1 -C.sub.8 alkyl which is substituted by halogen or --COOR.sub.7, C.sub.3 -C.sub.6 alkenyl which is unsubstituted or substituted by halogen, C.sub.3 -C.sub.6 alkinyl which is unsubstituted or substituted by halogen, C.sub.4 -C.sub.7 cycloalkyl which is unsubstituted or substituted by halogen or methyl, an aryl or heterocyclic radical U having not more than 3 heteroatoms O, N and/or S, or a radical U which is linked via an alkylene bridge containing not more than 6 carbon atoms and up to 2 oxygen atoms.Type: GrantFiled: February 27, 1992Date of Patent: July 20, 1993Assignee: Ciba-Geigy CorporationInventors: Walter Kunz, Rolf Schurter
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Patent number: 5190928Abstract: A method and composition for the immunization of healthy useful plants against plant diseases containing as active ingredients compounds of formula ##STR1## in which: X is hydrogen, halogen, hydroxy, methyl, methoxy, HOOC or MOOC;Y is hydrogen, halogen, SO.sub.3 H, SO.sub.3 M, nitro, hydroxy or amino, M being the molar equivalent of an alkali metal or alkaline earth metal ion that is formed from a corresponding base or basic compound; andZ is cyano or --CO--A;A represents either --OH or --SH, the hydrogen atom of which may also be replaced by the molar equivalent of an inorganic or organic cationic residue,or wherein A represents any other organic residue which has a molecular weight of less than 900 and which may also contain one, or more than one, hetero atom, including the salts of the phytophysiologically tolerable 7-carboxylic acid or 7-thiocarboxylic acid with primary, secondary or tertiary amines or with inorganic bases.Type: GrantFiled: April 10, 1991Date of Patent: March 2, 1993Assignee: Ciba-Geigy CorporationInventors: Rolf Schurter, Walter Kunz, Robert Nyfeler
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Patent number: 5169951Abstract: Nematicidal compositions which comprise as active ingredient compounds of formula I ##STR1## wherein R is nitro or halogen, and also processes for the preparation of the compounds of formula I, novel intermediates of the preparation process and methods of using the compounds and the compositions in the control of nematodes are described.Type: GrantFiled: April 11, 1991Date of Patent: December 8, 1992Assignee: Ciba-Geigy CorporationInventors: Marius Sutter, Walter Kunz
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Patent number: 5128371Abstract: There are described novel acylated naphthylamines of the formula I defined herein ##STR1## which have valuable fungicidal properties. They can be used in practice on their own or in the form of compositions for the protection of cultivated plants against fungus infection.Type: GrantFiled: July 15, 1991Date of Patent: July 7, 1992Assignee: Ciba-Geigy CorporationInventors: Hans Moser, Wolfgang Eckhardt, Walter Kunz, Adolf Hubele
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Patent number: 5126358Abstract: The invention relates to novel isonicotinoylpyridinyl hydrazine derivatives of formula I ##STR1## wherein Hal is halogen,R.sub.1 is hydrogen, methyl or --COR.sub.5,R.sub.2 is hydrogen, C.sub.1 -C.sub.4 alkyl, or a radical selected from --COR.sub.5 and --CO--Z--R.sub.6,R.sub.3 is hydrogen, halogen, trifluoromethyl, trichloromethyl, --COOH, --COOCH.sub.3, --OH or nitro.R.sub.4 is hydrogen, halogen, methoxy or methyl,R.sub.5,R.sub.6, Z are as defined hereinafter.with the exception of 1-(pyridin-2'-yl)-2-(2,6-dichloroisonicotinoyl) hydrazine.The novel compounds have plant-protective properties and are especially suitable for protecting plants from attack by phytopathogenic microorganisms such as fungi, bacteria and viruses.Type: GrantFiled: December 21, 1990Date of Patent: June 30, 1992Assignee: Ciba-Geigy CorporationInventor: Walter Kunz
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Patent number: 5112840Abstract: Novel substituted isonicotinic acid amides of the general formula ##STR1## in which X in ortho/ortho'-position are equal and represent fluorine, chlorine, bromine or iodine;Q.sub.1 is unsubstituted pyrimidin-4-yl, or pyrimidin-4-yl substituted by R.sub.1, R.sub.2 and R.sub.3 ;Q.sub.2 is unsubstituted pyrimidin-2-yl, or pyrimidin-2-yl substituted by R.sub.1,R.sub.2 and R.sub.3 ;Q.sub.3 is unsubstituted pyrimidin-5-yl, or pyrimidin-5-yl substituted by R.sub.1, R.sub.2 and R.sub.3 ;Q.sub.4 is pyridin-2-yl, pyridin-3-yl or pyridin-4-yl each of which is unsubstituted or substituted by R.sub.1, R.sub.2 and R.sub.3 ;Q.sub.5 is pyridazin-3-yl or pyridazin-4-yl each of which is unsubstituted or substituted by R.sub.1, R.sub.2 and R.sub.3 ;Q.sub.6 is unsubstituted pyrazin-2-yl, or pyrazin-2-yl substituted by R.sub.1, R.sub.2 and R.sub.3 ;R.sub.1, R.sub.2, R.sub.3 are hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 haloalkyl having from 1 to 3 halogen atoms, C.sub.1 -C.sub.6 alkoxy, C.sub.2 -C.sub.6 alkoxyalkyl, C.Type: GrantFiled: October 9, 1990Date of Patent: May 12, 1992Assignee: Ciba-Geigy CorporationInventors: Helmut Zondler, Alfred Meyer, Wolfgang Eckhardt, Walter Kunz