Patents by Inventor Thomas Bretschneider

Thomas Bretschneider 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).

  • 1-H-3-aryl-pyrrolidine-2, 4-dione derivatives as pest-control agents
    Patent number: 6472419
    Abstract: The present invention relates to new 1-H-3-aryl-pyrrolidine-2,4-dione derivatives of the formula (I) in which A, B, G, X, Y and Z have the meanings given in the description, to processes for their preparation, and to intermediates therefor. The compounds of the formula (I) are used as pesticides.
    Type: Grant
    Filed: November 5, 1997
    Date of Patent: October 29, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Krüger, Michael Ruther, Christoph Erdelen, Ulrike Wachendorff-Neumann
  • Dialkyl phenyl halide-substituted keto-enols for use as herbicides and pesticides
    Patent number: 6469196
    Abstract: The present invention relates to new compounds of the formula (I) in which X represents alkyl, Y represents halogen or alkyl and Z represents halogen or alkyl, with the proviso that one of the radicals Y and Z always represents halogen and the other alkyl, Het represents one of the groups  in which A, B, D and G have the meanings given in the description, a plurality of processes for their preparation and their use as pesticides and herbicides.
    Type: Grant
    Filed: April 20, 2001
    Date of Patent: October 22, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Thomas Bretschneider, Hermann Hagemann, Folker Lieb, Michael Ruther, Arno Widdig, Peter Dahmen, Markus Dollinger, Christoph Erdelen, Hans-Joachim Santel, Ulrike Wachendorff-Neumann, Alan Graff, Wolfram Andersch
  • Arylphenyl-substituted cyclic keto enols
    Patent number: 6451843
    Abstract: The present invention relates to novel arylphenyl-substituted cyclic ketoenols, their preparation and the use of such ketoenols as pesticides and/or herbicides. The novel arylphenyl-substituted cyclic ketoenols are of the formula (I) in which CKE refers to the cyclic ketoenol and W, X, Y and Z are as defined in the specification.
    Type: Grant
    Filed: January 2, 2001
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Reiner Fischer, Alan Graff, Udo Schneider, Thomas Bretschneider, Christoph Erdelen, Wolfram Andersch, Mark Wilhelm Drewes, Markus Dollinger, Ingo Wetcholowsky, Dieter Feucht, Rolf Pontzen, Randy Allen Myers
  • Use of 5-amino-pyrazol-derivatives for combating micro-organisms
    Patent number: 6444612
    Abstract: A method of controlling a plant disease caused by a fungus comprising applying a 5-amino-pyrazole of the formula wherein, R1, R2, R3, R4, R5 and Y are as defined in the specification.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: September 3, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Markus Heil, Thomas Bretschneider, Hans-Christian Militzer, Astrid Mauler-Machnik, Klaus Stenzel
  • Arylphenyl-substituted cyclic keto-enols
    Patent number: 6417370
    Abstract: The present invention relates to novel arylphenyl-substituted cyclic ketoenols of the formula (I) in which X represents halogen, alkyl, alkoxy, alkenyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, halogenoalkyl, halogeno-alkoxy, halogenoalkenyloxy, nitro, cyano or in each case optionally substituted phenyl, phenoxy, phenylthio, phenyl-alkoxy or phenylalkylthio, Y represents in each case optionally substituted cycloalkyl, aryl or hetaryl, Z represents hydrogen, halogen, alkyl, alkoxy, alkenyloxy, halogenoalkyl, halogenoalkoxy, halogenoalkenyloxy, nitro or cyano, CKE represents one of the groups  in which A, B, D, G and Q1 to Q6 are each as defined in the description, to a plurality of processes for their use as pesticides and herbicides.
    Type: Grant
    Filed: October 23, 2000
    Date of Patent: July 9, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Reiner Fischer, Alan Graff, Udo Schneider, Thomas Bretschneider, Christoph Erdelen, Wolfram Andersch, Mark-Wilhelm Drewes, Markus Dollinger, Ingo Wetcholowsky, Randy Allen Myers
  • Novel substituted phenylketoenols
    Publication number: 20020072617
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) 1
    Type: Application
    Filed: June 29, 2001
    Publication date: June 13, 2002
    Inventors: Hermann Hagemann, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Alan Graff, Wolfram Andersch
  • Phenylacetic acid heterocyclyl amides having an insecticidal effect
    Patent number: 6403622
    Abstract: Novel phenylacetic acid heterocyclyl amides of the formula in which R1, R2, R3, R4, A, X and n are as defined in the description, a process for preparing these novel compounds and their use for controlling undesirable microorganisms and animal pests. Novel intermediates of the formula and a plurality of processes for their preparation.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: June 11, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Markus Heil, Hans-Christian Militzer, Thomas Bretschneider, Bernd Alig, Astrid Mauler-Machnik, Klaus Stenzel, Ulrike Wachendorff-Neumann
  • Substituted phenylketoenols
    Patent number: 6391912
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) in which Het represents one of the groups and G, V, W, X, Y and Z are each as defined in the description, to processes and intermediates for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: June 29, 2001
    Date of Patent: May 21, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hermann Hagemann, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Alan Graff, Wolfram Andersch
  • Substituted phenyl keto enols as pesticides and herbicides
    Patent number: 6388123
    Abstract: The present invention relates to novel compounds of the formula (I) in which Het represents one of the groups  in which A, B, D, G, V, W, X, Y and Z are as defined in the description, processes and intermediates for their preparation, and to their use as pesticides and herbicides.
    Type: Grant
    Filed: June 1, 2001
    Date of Patent: May 14, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Volker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Alan Graff, Udo Schneider
  • Alkyl-dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides
    Patent number: 6380246
    Abstract: The present invention relates to new compounds of the formula (I) in which X represents halogen, Y represents halogen or alkyl and Z represents halogen or alkyl, with the proviso that always one of the radicals Y and Z represents halogen while the other represents alkyl, and Het represents one of the groups  in which A, B, D and G have the meanings given in the description, to a plurality of processes for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: September 23, 1999
    Date of Patent: April 30, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Hans-Joachim Santel, Alan Graff, Wolfram Andersch, Norbert Mencke, Andreas Turberg
  • 2-Phenyl-substituted heterocyclic 1,3-ketonols as herbicides and pesticides
    Patent number: 6358887
    Abstract: The present invention relates to new compounds of the formula (I) in which X, Y and Z have the meanings given in the description and Het represents one of the groups in which A, B, D and G have the meanings given in the description, a plurality of processes for their preparation, and to their use as pesticides and herbicides.
    Type: Grant
    Filed: August 5, 1997
    Date of Patent: March 19, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Thomas Bretschneider, Hermann Hagemann, Folker Lieb, Norbert Lui, Michael Ruther, Arno Widdig, Christoph Erdelen, Ulrike Wachendorff-Neumann, Hans-Joachim Santel, Markus Dollinger, Peter Dahmen, Norbert Mencke, Andreas Turberg
  • 2- and 2,5-substituted phenylketoenols
    Patent number: 6359151
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) in which Het represents one of the groups  in which A, B, D, G, X and Z are each as defined in the description, to a plurality of processes and intermediates for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: March 15, 2001
    Date of Patent: March 19, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Reiner Fischer, Thomas Bretschneider, Michael Ruther, Alan Graff, Udo Schneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wolfram Andersch, Andreas Turberg
  • Dialkyl-halogenophenyl-substituted ketoenols
    Publication number: 20020022575
    Abstract: The present invention relates to new compounds of the formula (I) 1
    Type: Application
    Filed: April 20, 2001
    Publication date: February 21, 2002
    Inventors: Reiner Fischer, Thomas Bretschneider, Hermann Hagemann, Folker Lieb, Michael Ruther, Arno Widdig, Peter Dahmen, Markus Dollinger, Christoph Erdelen, Hans-Joachim Santel, Ulrike Wachendorff-Neumann, Alan Graff, Wolfram Andersch
  • 2- and 2,5-substituted phenylketoenols
    Publication number: 20020010204
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) 1
    Type: Application
    Filed: March 15, 2001
    Publication date: January 24, 2002
    Inventors: Folker Lieb, Reiner Fischer, Thomas Bretschneider, Michael Ruther, Alan Graff, Udo Schneider, Christoph Erdelen, Ulrike Wachendorff-Neuman, Wolfram Andersch, Andreas Turberg
  • Acylated 4-aminopyridine derivatives as pesticides and fungicides
    Patent number: 6335325
    Abstract: The present application relates to novel acylated 4-amino-pyridine derivatives in which R1, R2, R3, R4, A, X1, X2, m and n are as defined in the description, to process for their separation and to their use for controlling animal pests and as fungicides.
    Type: Grant
    Filed: May 9, 2000
    Date of Patent: January 1, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Bretschneider, Markus Heil, Bernd Alig, Gerd Kleefeld, Christoph Erdelen, Andreas Turberg, Norbert Mencke
  • Alkyl dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides
    Patent number: 6316486
    Abstract: The present invention relates to new compounds of the formula (I) in which X represents halogen, Y represents halogen or alkyl and Z represents halogen or alkyl, with the proviso that always one of the radicals Y and Z represents halogen while the other represents alkyl, and Het represents one of the groups in which A, B, D and G have the meanings given in the description, to a plurality of processes for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: November 13, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Hans-Joachim Santel, Alan Graff, Wolfram Andersch, Norbert Mencke, Andreas Turberg
  • Substituted phenylketoenols and their use as pesticides and herbicides
    Patent number: 6288102
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) in which Het represents one of the groups  and G, V, W, X, Y and Z are each as defined in the description, to processes and intermediates for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: September 11, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hermann Hagemann, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Alan Graff, Wolfram Andersch
  • Substituted phenyl keto enols as pesticides and herbicides
    Patent number: 6271180
    Abstract: The present invention relates to novel compounds of the formula (I) in which Het represents one of the groups in which A, B, D, G, V, W, X, Y and Z are as defined in the description, processes and intermediates for their preparation, and to their use as pesticides and herbicides.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: August 7, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Volker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Alan Graff, Udo Schneider
  • 2-and 2,5-substituted phenylketoenols
    Patent number: 6255342
    Abstract: The invention relates to novel phenyl-substituted cyclic ketoenols of the formula (I) in which Het represents one of the groups  in which A, B, D, G, X and Z are each as defined in the description, to a plurality of processes and intermediates for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: April 12, 2000
    Date of Patent: July 3, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Reiner Fischer, Thomas Bretschneider, Michael Ruther, Alan Graff, Udo Schneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wolfram Andersch, Andreas Turberg
  • Dialkyl-halogenophenyl-substituted ketoenols
    Patent number: 6251830
    Abstract: The present invention relates to new compounds of the formula (I) in which X represents alkyl, Y represents halogen or alkyl and Z represents halogen or alkyl, with the proviso that one of the radicals Y and Z always represents halogen and the other alkyl, Het represents one of the groups in which A, B, D and G have the meanings given in the description, a plurality of processes for their preparation and their use as pesticides and herbicides.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: June 26, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Thomas Bretschneider, Hermann Hagemann, Folker Lieb, Michael Ruther, Arno Widdig, Peter Dahmen, Markus Dollinger, Christoph Erdelen, Hans-Joachim Santel, Ulrike Wachendorff-Neumann, Alan Graff, Wolfram Andersch