Patents by Inventor Uta Jensen-Korte

Uta Jensen-Korte 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).

  • Patent number: 6906006
    Abstract: Substituted triazolinone compounds of the formula: wherein the variables R1, R2, R7, R8, R12 and X are as defined in the specification are useful as herbicides, plant growth regulators, insecticides and acaricides. Processes for the preparation of these compounds, and intermediates useful in such preparation are also disclosed.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: June 14, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert-Rudolf Schmidt, Birgit Krauskopf, Robert-Harry Strang
  • Patent number: 5554580
    Abstract: The invention relates to novel N-aryl-substituted nitrogen-containing heterocycles, several processes and novel intermediates for their preparation, and their use as herbicides and plant growth regulators.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: September 10, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Birgit Krauskopf, Harry Strang
  • Patent number: 5221318
    Abstract: Herbicidal N-aryl-substituted nitrogen-containing heterocycles of the formula ##STR1## in which Het represents a heterocycle of the formula ##STR2## R.sup.1 represents hydrogen or halogen and R.sup.2 represents halogen, hydroxyl or represents a radical --Z.sup.2 --R.sup.8,whereX.sup.1 represents oxygen, represents a --CH.sub.2 -- group, represents a ##STR3## group or represents a ##STR4## group, X.sup.2 represents nitrogen or a CH group,Z.sup.1 represents oxygen or sulphur,Z.sup.2 represents oxygen or sulphur,R.sup.3 and R.sup.4 independently of one another in each case represent hydrogen or alkyl,R.sup.5 and R.sup.6 either independently of one another in each case represent hydrogen or alkyl or together represent a double-linked alkanediyl radicalR.sup.7 represents hydrogen, alkyl or represents optionally substituted aryl andR.sup.8 represents in each case optionally substituted alkyl, alkenyl, alkinyl or cycloalkyl.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: June 22, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5069711
    Abstract: Herbicidal N-aryl-substituted nitrogen-containing heterocycles of the formula ##STR1## in which Het represents a heterocycle of the formula ##STR2## R.sup.1 represents hydrogen or halogen and R.sup.2 represents halogen, hydroxyl or represents a radical --Z.sup.2 --R.sup.8,whereX.sup.1 represents oxygen, represents a --CH.sub.2 -- group, represents a ##STR3## or represents a ##STR4## represents nitrogen or a CH group, Z.sup.1 represents oxygen or sulphur,Z.sup.2 represents oxygen or sulphur,R.sup.3 and R.sup.4 independently of one another in each case represent hydrogen or alkyl,R.sup.3 and R.sup.6 either independently of one another in each case represent hydrogen or alkyl or together represent a double-linked alkanediyl radical,R.sup.7 represents hydrogen, alkyl or represents optionally substituted aryl andR.sup.8 represents in each case optionally substituted alkyl, alkenyl alkinyl or cycloalkyl.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: December 3, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5006148
    Abstract: The invention relates to novel N-aryl-substituted nitrogen-containing heterocycles, several processes and novel intermediates for their preparation, and their use as herbicides and plant growth regulators.
    Type: Grant
    Filed: November 13, 1989
    Date of Patent: April 9, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Birgit Krauskopf, Harry Strang
  • Patent number: 4973726
    Abstract: Herbicidal 3-aminopyrazolin-5-ones of the formula ##STR1## in which R.sup.1 stands for alkyl, alkenyl, halogenoalkyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl, for optionally substituted aralkyl or for optionally substituted aryl,R.sup.2 stands for hydrogen or alkyl,R.sup.3 stands for hydrogen or alkyl,R.sup.4 stands for hydrogen, alkyl, alkenyl, alkinyl, alkoxyalkyl, alkylthioalkyl, alkoxycarbonylalkyl or alkanoyl, orR.sup.3 and R.sup.4 together stand for an alkylene or alkenylene radical, each of which is divalent, X stands for halogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy or halogenoalkylthio, andZ stands for hydrogen, halogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy or halogenoalkylthio,and acid addition salts thereof. Intermediates of the formula ##STR2## are also disclosed.
    Type: Grant
    Filed: December 1, 1989
    Date of Patent: November 27, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 4971989
    Abstract: Substituted 1-arylpyrazoles useful in combating insects having the arachnida and nematodes of the formula ##STR1## in which R.sup.1 represents hydrogen or alkyl,R.sup.2 represents alkyl or halogenoalkyl,R.sup.3 represents hydrogen or alkanoyl,R.sup.4 represents hydrogen, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, halogenoalkyl, alkenyl, halogenoalkenyl or alkinyl, in each case optionally substituted cycloalkyl, aralkyl or aryl, or, when X represents oxygen or sulphur, R.sup.4 can represent a cation equivalent which is bonded in a salt-like manner,A represents a double-linked alkylene radical,X represents oxygen, sulphur or a radical ##STR2## Ar represents optionally substituted phenyl, pyridyl and n represents a number 0, 1 or 2, where R.sup.5 represents hydrogen, alkyl, hydroxylalkyl, alkoxyalkyl, alylthioalkyl, halogenoalkyl, alkenyl, halogenoalkenyl or alkinyl, or represents optionally substituted cycloalkyl, aralkyl or aryl.
    Type: Grant
    Filed: March 22, 1990
    Date of Patent: November 20, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Schallner, Otto, Benedikt Becker, Jurgen Hartwig, Wilhelm Stendel
  • Patent number: 4945165
    Abstract: A 5-aminopyrazole of the formula (I) ##STR1## in which R.sup.2 represents CF.sub.3 or CCL.sub.2 F,R.sup.3 represents hydrogen or CH.sub.3and n represents the number 0 or 1.The 5-aminopyrazole of formula (I) is effective in combating insects, sense animals and nematodes.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: July 31, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel, Peter Andrews
  • Patent number: 4931461
    Abstract: Pesticidal substituted 5-methylamino-1-arylpyrazoles of the formula ##STR1## in which R.sup.1 represents alkyl, andR.sup.2 represents halogenoalkyl.
    Type: Grant
    Filed: June 6, 1988
    Date of Patent: June 5, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Benedikt Becker, Wolfgang Behrenz, Wilhelm Stendel, Peter Andrews
  • Patent number: 4909830
    Abstract: Herbicidal 3-aminopyrazolin-5-ones of the formula ##STR1## in which R.sup.1 stands for alkyl, alkenyl, halogenoalkyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl, for optionally substituted aralkyl or for optionally substituted aryl,R.sup.2 stands for hydrogen or alkyl,R.sup.3 stands for hydrogen or alkyl,R.sup.4 stands for hydrogen, alkyl, alkenyl, alkinyl, alkoxyalkyl, alkylthioalkyl, alkoxycarbonylalkyl or alkanoyl, orR.sup.3 and R.sup.4 together stand for an alkylene or alkenylene radical, each of which is divalent,X stands for halogen, alkyl, alkoxy, alkylthio, halogenoalkyl. halogenoalkoxy or halogenoalkylthio, andZ stands for hydrogen, halogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy or halogenoalkylthio,and acid addition salts thereof. Intermediates of the formula ##STR2## are also disclosed.
    Type: Grant
    Filed: November 10, 1988
    Date of Patent: March 20, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 4908377
    Abstract: Pesticidal 5-ethylamino-1-arylpyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen or alkyl,R.sup.2 represents halogenoalkyl andn represents a number 0, 1 or 2, with the proviso that if R.sup.1 represents hydrogen, R.sup.2 is not dichlorofluoromethyl and n is not 0.These compounds are not only active against plant, hygiene and stored product pests, but also, in the veterinary medicine sector, against animal parasites, such as scaly ticks, argasidae, scab mites, trombidae, flies (stinging and sucking), parasitic fly larvae, lice, hair lice, bird lice and fleas.
    Type: Grant
    Filed: June 2, 1988
    Date of Patent: March 13, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Peter Andrews, Benedikt Becker, Bernhard Homeyer, Wilhelm Stendel, Wolfgang Behrenz
  • Patent number: 4826867
    Abstract: Insecticidally and acaricidally active novel 1-aryl-3-tert.-butyl-pyrazoles of the formula ##STR1## in which R.sup.1 represents nitro or halogen,R.sup.2 represents halogen or the --NR.sup.3 R.sup.4 group, and also may represent hydrogen when R.sup.1 denotes halogen,whereR.sup.3 represents hydrogen, in each case optionally substituted alkyl, alkenyl or alkinyl, and in each case optionally substituted cycloalkyl or cycloalkylalkyl andR.sup.4, independently of R.sup.3, represents the same radicals as R.sup.3l , and, in addition, a ##STR2## radical, where X represents oxygen or sulphur andR.sup.5 represents hydrogen, alkyl, alkenyl, alkinyl, halogenoalkyl, alkoxyalkyl, alkylthioalkyl, optionally substituted cycloalkyl, optionally substituted aryl, alkoxy, alkylthio, optionally substituted aryloxy, optionally substituted arylthio, alkylamino, dialkylamino or optionally substituted arylamino; andAr represents optionally substituted phenyl, apart from dinitrophenyl, or optionally substituted pyridyl.
    Type: Grant
    Filed: August 25, 1987
    Date of Patent: May 2, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Benedikt Becker, Wolfgang Behrenz, Wilhelm Stendel
  • Patent number: 4820725
    Abstract: 1-Aryl-pyrazole of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or halogenoalkyl,R.sup.2 represents alkyl, halogenoalkyl or in each case optionally substituted aralkyl or aryl,R.sup.3 represents hydrogen or halogen,Ar represents optionally substituted phenyl or pyridyl, andn represents the number 0, 1 or 2,the 1-aryl-pyrazole being useful in agents for combating pests.
    Type: Grant
    Filed: August 4, 1986
    Date of Patent: April 11, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Wilhelm Stendel, Berhard Homeyer, Wolfgang Behrenz
  • Patent number: 4810720
    Abstract: Insecticidally active 1-aryl-pyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or haloalkyl,R.sup.2 represents alkyl, alkenyl, alkinyl, cycloalkyl, haloalkyl, haloalkenyl, alkoxyalkyl, alkylthioalkyl, alkylsulphinylalkyl, alkylsulphonylalkyl, optionally substituted aralkyl or optionally substituted aryl,R.sup.3 represents alkyl, haloalkyl, cycloalkyl or optionally substituted aryl,Ar represents subsituted phenyl, with the exception of the 4-nitrophenyl radical or the 2,4-dinitrophenyl radical, or represents optionally substituted pyridyl, andn represents a number 0, 1 or 2.
    Type: Grant
    Filed: December 30, 1986
    Date of Patent: March 7, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Wilhelm Stendel, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz
  • Patent number: 4804398
    Abstract: Herbicidally active novel 1-phenyl-4-cyano-5-halogenopyrazoles of the formula ##STR1## in which R is hydrogen or alkyl,Hal is halogen, andAr is phenyl substituted at least once by a radical other than halogen.Intermediates of the formulas ##STR2## are also new.
    Type: Grant
    Filed: June 3, 1987
    Date of Patent: February 14, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 4804675
    Abstract: A method of combating insects, sense animals and nematodes comprising applying to insects, arachnids and nematodes and/or their environment an effective amount of at least one 5-aminopyrazole of the formula (I) ##STR1## in which R.sup.1 represents hydrogen, alkyl or halogenoalkyl,R.sup.2 represents alkyl, halogenoalkyl, unsubstituted or substituted aralkyl or unsubstituted or substituted aryl,R.sup.3 represents hydrogen, alkyl or a radical ##STR2## Ar represents unsubstituted or substituted phenyl or unsubstituted or substituted pyridyl andn represents the number 0, 1 or 2,whereinX represents oxygen or sulphur andR.sup.4 represents hydrogen, alkyl, alkenyl, alkinyl, halogenoalkyl, alkoxyalkyl, alkylthioalkyl, unsubstituted or substituted cycloalkyl, unsubstituted or substituted aryl, alkoxy, alkylthio, unsubstituted or substituted aryloxy, unsubstituted or substituted arylthio, alkylamino, dialkylamino or unsubstituted or substituted arylamino.
    Type: Grant
    Filed: April 30, 1986
    Date of Patent: February 14, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel, Peter Andrews
  • Patent number: 4803215
    Abstract: Pesticidally active 5-heterocyclyl-1-aryl-pyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or haloalkyl,R.sup.2 represents alkyl, alkenyl, alkinyl, cycloalkyl, haloalkyl, haloalkenyl, optionally substituted aralkyl or optionally substituted aryl,Ar represents in each case optionally substituted phenyl or pyridyl,Het represents a heterocycle of the formula ##STR2## n represents a number 0, 1 or 2, whereR.sup.3 and R.sup.4, independently of one another, represent in each case hydrogen, alkyl or phenyl.Intermediates of the formulas ##STR3## are provided, the former also being pesticidal.
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: February 7, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel
  • Patent number: 4774254
    Abstract: A method of combating insects and acarids which comprises applying to such insects, acarids or a habitat thereof, an insecticidally or acaricidally effective amount of a 5-amino-1-aryl-pyrazole of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or halogenoalkyl,R.sup.2 represents trifluoromethyl,R.sup.3 represents hydrogen, alkyl or alkenyl,R.sup.4 represents hydrogen, alkyl, alkenyl, alkinyl or a ##STR2## radical, and Ar represents in each case optionally substituted phenyl or pyridyl, where X represents oxygen or sulphur, and R.sup.5 denotes alkyl or halogenoalkyl.Some of the compounds are new.
    Type: Grant
    Filed: March 19, 1987
    Date of Patent: September 27, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jorg Stetter, Otto Schallner, Markus Lindig, Uta Jensen-Korte, Bernd Baasner, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel
  • Patent number: 4771066
    Abstract: Insecticidally and acarididally active 1-arylpyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or halogen alkyl,R.sup.2 represents alkyl, alkenyl, alkinyl, cycloalkyl, halogenoalkyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, alkylsulphinylalkyl, alkylsulphonylalkyl, optionally substituted aralkyl or optionally substituted aryl,R.sup.3 represents alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl or optionally substituted aralkyl,R.sup.4 represents alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl or optionally substituted aralkyl, and, in addition, also represents hydrogen in the case where R.sup.3 does not simultaneously represent unsubstituted alkyl, orR.sup.3 and R.sup.
    Type: Grant
    Filed: February 12, 1987
    Date of Patent: September 13, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Wolfgang Behrenz, Bernhard Homeyer, Wilhelm Stendel
  • Patent number: 4747867
    Abstract: Herbicidally active 1-aryl-4-cyano-5-halogenopyrazoles of the formula ##STR1## in which R is hydrogen or alkyl,Hal is halogen, andAr is substituted phenyl or represents polysubstituted pyridyl.Intermediates of the formulas ##STR2## are also disclosed.
    Type: Grant
    Filed: May 22, 1986
    Date of Patent: May 31, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Uta Jensen-Korte, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt