Patents by Inventor Helmut Kaspers
Helmut Kaspers 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: 5405860Abstract: Triazolyl-alkanones or triazolyl-alkanols of the formula ##STR1## in which R.sup.1 is alkyl, cycloalkyl, aryl or substituted aryl, andR.sup.2 is hydrogen, alkyl, cycloalkyl, aryl or substituted aryl, orR.sup.1 and R.sup.2 are joined to form an aliphatic ring, andA is a keto group or a CH(OH) group,or a salt thereof which possess fungicidal, microbicidal and plant-growth regulating properties.Type: GrantFiled: May 26, 1989Date of Patent: April 11, 1995Assignee: Bayer AktiengesellschaftInventors: Helmut Timmler, Wolfgang Kramer, Karl Buchel, Helmut Kaspers, Wilhelm Brandes
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Patent number: 5086048Abstract: A synergistic fungicidal composition comprising ##STR1## in which R.sup.1 represents optionally substituted phenyl,R.sup.2 represents hydrogen, alkyl having up to 4 carbon atoms or phenyl,R.sup.3 represents alkyl having up to 6 carbon atoms, cycloalkyl having 5 to 6 carbon atoms, phenyl or 4-chlorophenyl, andY represents the CO group, the group ##STR2## or C(OH).sub.2 or CH(OH). and at least one of several specifically identified additional fungicides.Type: GrantFiled: October 30, 1990Date of Patent: February 4, 1992Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 5059617Abstract: A synergistic fungicidal composition comprising a fungicidally effective amount of (I) a 1,2,4-triazolylalkonol of the formula ##STR1## in which X is chlorine or phenyl plus (II) at least one member selected from the group consisting of(A) a salt of a heavy metal,(B) a guanidine or derivative, and(C) a polyhalogenoalkylthio derivative of the formula ##STR2## in which R.sup.1 is amidosulphonyl or dimethylamidosulphonyl,R.sup.2 is phenyl, methylphenyl or halogeno phenyl, orR.sup.1 and R.sup.2 together are ##STR3## Haloalkyl is alkyl which has up to 2 carbon atoms and is substituted by 2 to 5 halogen atoms.Type: GrantFiled: October 18, 1989Date of Patent: October 22, 1991Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4990528Abstract: A synergistic fungicidal composition comprising ##STR1## in which R.sup.1 represents optionally substituted phenyl,R.sup.2 represents hydrogen, alkyl having up to 4 carbon atoms or phenyl,R.sup.3 represents alkyl having up to 6 carbon atoms, cycloalkyl having 5 to 6 carbon atoms, phenyl or 4-chlorophenyl, andY represents the CO group, the group ##STR2## of C(OH).sub.2 or CH(OH),and at least one of several specifically identified additional fungicides.Type: GrantFiled: August 24, 1989Date of Patent: February 5, 1991Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4914119Abstract: A synergistic fungicidal composition comprising a fungicidally effective amount of(a) 1-(4-phenyl-phenoxy)-1-(1,2,4-triazol-1-yl)-3,3-dimethyl-butan-2-ol of the formula ##STR1## (b) plus another fungicidally active derivative of 1,2,4-triazole of the formula ##STR2## in which A is the keto group of the CH(OH) group.Type: GrantFiled: August 23, 1988Date of Patent: April 3, 1990Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4912122Abstract: Triazolyl-alkanones or triazolyl-alkanols of the formula ##STR1## in which R.sup.1 is alkyl, cycloalkyl, aryl or substituted aryl, andR.sup.2 is hydrogen, alkyl, cycloalkyl, aryl or substituted aryl, orR.sup.1 and R.sup.2 are joined to form an aliphatic ring, andA is a keto group or a CH(OH) group,or a salt thereof which possess fungicidal, microbicidal and plant-growth regulating properties.Type: GrantFiled: March 7, 1988Date of Patent: March 27, 1990Assignee: Bayer AktiengesellschaftInventors: Helmut Timmler, Wolfgang Kramer, Karl H. Buchel, Helmut Kaspers, Wilhelm Brandes
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Patent number: 4902703Abstract: A fungicidal composition comprising a fungicidally effective amount of(a) 3,3-dimethyl-2-(4-methoximinomethyl-phenoxymethyl)-1-(1,2,4-triazol-1-yl)- but an-2-ol of the formula ##STR1## and (b) N,N-dimethyl-N'-(fluorodichloromethylmercapto)-N'-(4-methyl-phenyl-sulpham ide of the formula ##STR2##Type: GrantFiled: January 6, 1988Date of Patent: February 20, 1990Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Hans Scheinpflug, Graham Holmwood
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Patent number: 4902704Abstract: A synergistic fungicidal composition comprising a fungicidally effective amount of (I) a 1,2,4-triazolylalkanol of the formula ##STR1## in which X is chlorine or phenyl,plus (II) at least one member selected from the group consisting of(A) a salt of a heavy metal,(B) a guanidine or derivative, and(C) a polyhalogenoalkylthio derivative of the formula ##STR2## in which R.sup.1 is amidosulphonyl or dimethylamidosulphonyl,R.sup.2 is phenyl, methylphenyl or halogeno phenyl, orR.sup.1 and R.sup.2 together are ##STR3## Haloalkyl is alkyl which has up to 2 carbon atoms and is substituted by 2 to 5 halogen atoms.This is a division of application Serial No. 750,719, filed 6/28/85, now pending, which is a continuation of application Ser. No. 526,933, filed 8/26/83, now abandoned.Type: GrantFiled: December 1, 1986Date of Patent: February 20, 1990Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4888349Abstract: This invention involves methods and composition for treating fungi comprising a fungicidally effective amount of a mixture of (I) a 1,2,4-triazole derivative of a phenoxyether-ketone or phenoxyether-alkanol selected from the group consisting of ##STR1## and (II) the compound of the formula ##STR2## the weight ratio of I:II ranging from 0.02-50:1.Type: GrantFiled: March 6, 1987Date of Patent: December 19, 1989Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4831048Abstract: A fungicidal composition comprising a fungicidally effective amount of(a) 1-(4-chlorophenyl)-4,4-dimethyl-3-(1,2,4-triazol-1-yl-methyl)-pentan-3-ol of the formula ##STR1## and (b) N,N-dimethyl-N'-(fluorodichloromethylmercapto)-N'-(4-methyl-phenyl)-sulpha mide of the formula ##STR2##Type: GrantFiled: January 6, 1988Date of Patent: May 16, 1989Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Hans Scheinpflug, Graham Holmwood
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Patent number: 4803214Abstract: A fungicidal composition comprising ##STR1## and at least one of ##STR2##Type: GrantFiled: January 15, 1988Date of Patent: February 7, 1989Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Paul Reinecke, Helmut Kaspers, Hans Scheinpflug, Jorg Stetter
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Patent number: 4776877Abstract: Triazolyl-alkanones or triazolyl-alkanols of the formula ##STR1## in which R.sup.1 is alkyl, cycloalkyl, aryl or substituted aryl, andR.sup.2 is hydrogen, alkyl, cycloalkyl, aryl or substituted aryl, orR.sup.1 and R.sup.2 are joined to form an aliphatic ring, andA is a keto group or a CH(OH) group,or a salt thereof which possess fungicidal, microbicidal and plant-growth regulating properties.Type: GrantFiled: August 10, 1981Date of Patent: October 11, 1988Assignee: Bayer AktiengesellschaftInventors: Helmut Timmler, Wolfgang Kramer, Karl H. Buchel, Helmut Kaspers, Wilhelm Brandes
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Patent number: 4772623Abstract: Triazolyl-alkanones or triazolyl-alkanols of the formula ##STR1## in which R.sup.1 is alkyl, cycloalkyl, aryl or substituted aryl, andR.sup.2 is hydrogen, alkyl, cycloalkyl, aryl or substituted aryl, orR.sup.1 and R.sup.2 are joined to form an aliphatic ring, andA is a keto group or a CH(OH) group,or a salt thereof which possess fungicidal, microbicidal and plant-growth regulating properties.Type: GrantFiled: May 2, 1977Date of Patent: September 20, 1988Assignee: Bayer AktiengesellschaftInventors: Helmut Timmler, Wolfgang Kramer, Karl H. Buchel, Helmut Kaspers, Wilhelm Brandes
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Patent number: 4701454Abstract: The invention relates to a method of combatting fungal diseases with the aid of(a) an oomycetes controlling fungicide of formula I ##STR1## wherein R.sub.1, R.sub.2, independently, are H or CH.sub.3R.sub.3 is H, Cl, Br,X is CH(CH.sub.3)COOCH.sub.3, 2-oxo-tetrahydrofuran-3-yl, 2-oxo-tetrahydrothien-3-yl or 2-oxo-1,3-oxazolidin-3-yl andY is Ch.sub.2 OCH.sub.3, 2-furyl, benzyl, CH.sub.2 Cl, cyclopropyl or 3-isoxazolyl,in association with(b) Anilazine of formula II ##STR2## in admixture or separately in a fungicidally effective aggregate amount, and optionally other fungicides, and to fungicidal compositions comprising such fungicides.Type: GrantFiled: February 19, 1986Date of Patent: October 20, 1987Assignee: Sandoz Ltd.Inventors: Helmut Kaspers, Jiri Duben, Ulrich Gisi
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Patent number: 4582843Abstract: Triazolyl-alkanones or triazolyl-alkanols of the formula ##STR1## in which R.sup.1 is alkyl, cycloalkyl, aryl or substituted aryl, andR.sup.2 is hydrogen, alkyl, cycloalkyl, aryl or substituted aryl, orR.sup.1 and R.sup.2 are joined to form an aliphatic ring, andA is a keto group or a CH(OH) group,or a salt thereof which possess fungicidal, microbicidal and plant-growth regulating properties.Type: GrantFiled: August 10, 1981Date of Patent: April 15, 1986Assignee: Bayer AktiengesellschaftInventors: Helmut Timmler, Wolfgang Kramer, Karl H. Buchel, Helmut Kaspers, Wilhelm Brandes
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Patent number: 4514402Abstract: A fungicidal composition comprising a fungicidally effective amount of compound I selected from the group consisting of ##STR1## and an approximately equal weight of compound II selected from the group consisting of a quinoxaline derivative of the formula ##STR2## wherein for compound (IIa), R is Ch.sub.3 and X is O and wherein for compound (IIb), R is H and X is S.Type: GrantFiled: February 22, 1983Date of Patent: April 30, 1985Assignee: Bayer AktiengesellschaftInventors: Wilhelm Brandes, Helmut Kaspers, Paul Reinecke, Hans Scheinpflug, Wolfgang Kramer
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Patent number: 4296116Abstract: A synergistic fungicidal composition comprising (1) at least one carboxidide of the formula ##STR1## in which Y represents a bifunctional group linking the two carbonyl groups with formation of an optionally substituted 5-membered heterocyclic ring with a total of 1 or 2 hetero-atoms (O and N),and (2) ##STR2##Type: GrantFiled: October 26, 1979Date of Patent: October 20, 1981Assignee: Bayer AktiengesellschaftInventors: Helmut Kaspers, Wilhelm Brandes
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Patent number: 4151287Abstract: Compositions containing, and methods of combating fungi using, 1-diaryloxy-1-triazolyl-3,3-dimethyl-butan-2-ones and -butan-2-ols of the formula ##STR1## in which X and Y each independently is halogen, nitro, alkyl, alkoxy, halogenoalkylthio, amino, alkylamino, dialkylamino or N-alkyl-alkylsulfonylamino,Z is a direct bond, oxygen, sulfur, methylene, alkoxymethylene, sulfonyl or keto,A is --CO-- or --CH(OH)--,Az is 1,2,4-triazolyl-(1), 1,2,4-triazolyl-(4) or 1,2,3-triazolyl-(1), andA and b each independently is 0, 1, 2 or 3,Or salts thereof. Some of the compounds are new.Type: GrantFiled: March 21, 1977Date of Patent: April 24, 1979Assignee: Bayer AktiengesellschaftInventors: Wolfgang Kramer, Karl Heinz Buchel, Wilhelm Brandes, Helmut Kaspers
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Patent number: 4101575Abstract: N-Aryl- or -heteroaryl-N'-(2,3-dihalogeno-alkanoyl)-ureas of the formula ##STR1## in which R and R' each independently is hydrogen or alkyl,R" is optionally substituted aryl or heteroaryl,R'" is hydrogen, optionally substituted alkyl, cycloalkyl or benzyl, or aryl, andHal is chlorine or bromineWhich possess fungicidal and bactericidal properties.Type: GrantFiled: March 18, 1976Date of Patent: July 18, 1978Assignee: Bayer AktiengesellschaftInventors: Edgar Enders, Helmut Kaspers, Wilhelm Brandes
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Patent number: RE31625Abstract: A synergistic fungicidal composition comprising (1) at least one carboxidide of the formula ##STR1## in which Y represents a bifunctional group linking the two carbonyl groups with formation of an optionally substituted 5-membered heterocyclic ring with a total of 1 or 2 hetero-atoms (O and N),and (2) ##STR2##Type: GrantFiled: November 3, 1982Date of Patent: July 3, 1984Assignee: Bayer AktiengesellschaftInventors: Helmut Kaspers, Wilhelm Brandes