Patents by Inventor Klaus-Helmut Müller

Klaus-Helmut Müller 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: 6838414
    Abstract: The invention relates to novel substituted arylsulphonyl(thio)ureas in which A represents nitrogen or a CH grouping, Q represents oxygen or sulphur, R1 represents hydrogen, halogen or respectively optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R2 represents hydrogen, halogen or respectively optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R3 represents hydrogen or optionally substituted alkyl, R4 represents respectively optionally substituted alkyl, alkoxy, alkenyl, alkinyl, alkenyloxy, alkinyloxy, cycloalkyl, cycloalkyloxy or cycloalkylalkyl, and R5 represents hydrogen, formyl or respectively optionally substituted alkyl, alkylcarbonyl, alkoxycarbonyl, alkylsulphonyl, alkenyl, alkinyl, cycloalkyl, cycloalkylcarbonyl, cycloalkylsulphonyl or heterocyclyl, and to salts of compounds of the formula (I), except for the compound N-(4,6-dimethyl-pyrimidin-2-yl)-N?-[
    Type: Grant
    Filed: July 16, 2002
    Date of Patent: January 4, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Müller, Mark Wilhelm Drewes, Johannes Rudolf Jansen, Ulrich Philipp, Hans-Jochem Riebel, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6838415
    Abstract: The invention relates to novel substituted benzoylisoxazoles of the general formula (I), in which n represents the number 0, 1, 2 or 3, A represents a single bond or represents alkanediyl (alkylene), R1 represents hydrogen or represents in each case optionally substituted alkyl, alkenyl or cycloalkyl, R2 represents hydrogen, cyano, carbamoyl, halogen, or represents in each case optionally substituted alkyl, alkylcarbonyl, alkoxy, alkoxycarbonyl or alkylthio, alkylsulphinyl or alkylsulphonyl, R3 represents hydrogen, nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylaminosulphonyl, R4 represents nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylaminosulphonyl, and Z represents an optionally substituted 4-
    Type: Grant
    Filed: April 20, 2000
    Date of Patent: January 4, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Heinz-Jürgen Wroblowsky, Mark Wilhelm Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky
  • Patent number: 6825183
    Abstract: The invention relates to novel substituted benzoylcyclohexanediones of the general formula (I) in which A1 represents a single bond or represents alkanediyl (alkylene) having 1 to 3 carbon atoms, A2 represents alkanediyl (alkylene) having 1 to 3 carbon atoms, and R1, R2, R3, R4 and R5 are each as defined in the description, and to novel intermediates, to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: June 21, 2002
    Date of Patent: November 30, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Hans-Georg Schwarz, Stefan Lehr, Otto Schallner, Dorothee Hoischen, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 6821926
    Abstract: The invention provides synergistic active compound combinations which are comprised of a carbamoyltriazolinone and at least one herbicidally active compound. The combinations of the present invention find use in controlling plant growth, including weeds.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: November 23, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Rolf Pontzen, Mathias Kremer, Klaus-Helmut Müller
  • Patent number: 6762152
    Abstract: The invention relates to novel substituted benzoyl ketones of the formula (I) in which n represents 0, 1, 2 or 3, A represents a single bond or represents alkanediyl (alkylene), R1 represents hydrogen or represents in each case optionally substituted alkyl or cycloalkyl, R2 represents hydrogen, cyano, carbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkoxycarbonyl, alkylthio, alkylsulphinyl or alkylsulphonyl, R3 represents hydrogen, nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylaminosulphonyl, R4 represents nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkyiamino or dialkylaminosulphonyl, and Z represents an optionally substituted 4- to 12-membered, saturated or u
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: July 13, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Heinz-Jürgen Wroblowsky, Mark Wilhelm Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky
  • Patent number: 6746989
    Abstract: The invention relates to novel substituted benzoylpyrazoles of the general formula (I), in which n represents the numbers 0, 1, 2 or 3, A represents a single bond or represents alkanediyl(alkylene), R1 represents in each case optionally substituted alkyl, alkenyl, alkinyl or cycloalkyl, R2 represents hydrogen, cyano, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkoxycarbonyl or cycloalkyl, R3 represents hydrogen, nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, dialkylamino or dialkylaminosulfonyl, R4 represents nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, dialkylamino or dialkylaminosulfonyl, Y represents hydrogen or represents in each case optionally substituted
    Type: Grant
    Filed: September 26, 2001
    Date of Patent: June 8, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Heinz-Jürgen Wroblowsky, Mark Wilhelm Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky
  • Patent number: 6727206
    Abstract: The invention relates to novel substituted aryl ketones of the general formula (I) in which n, A, R1, R2, R3, R4 and Z are each as defined in the description, to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: April 27, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 6686318
    Abstract: The invention relates to new substituted aromatic amino compounds of the general formula (I) in which R1, R2, R3, R4 and Z have the meanings given in the description, to a process for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: February 3, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Mark Wilhelm Drewes, Kurt Findeisen, Joachim Kluth, Karl-Heinz Linker, Klaus-Helmut Müller, Otto Schallner, Markus Dollinger
  • Patent number: 6686478
    Abstract: The invention relates to novel thienylsulphonylamino(thio)carbonyl compounds of the formula (I), in which Q represents oxygen or sulphur, R1 represents cyano, halogen or in each case optionally cyano-, halogen- or C1-C4-alkoxy-substituted alkyl, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy having in each case up to 6 carbon atoms, R2 represents cyano, halogen or in each case optionally cyano-, halogen- or C1-C4-alkoxy-substituted alkyl, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy having in each case up to 6 carbon atoms, and R3 represents in each case optionally substituted heterocyclyl having 5 ring members, at least one of which represents oxygen, sulphur or nitrogen and one to three others may represent nitrogen, and salts of compounds of the formula (I), to processes and novel intermediates for preparing the novel compounds and to their use as herbicides.
    Type: Grant
    Filed: October 31, 2002
    Date of Patent: February 3, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Ernst Rudolf F. Gesing, Mark Wilhelm Drewes, Johannes Rudolf Jansen, Rolf Kirsten, Joachim Kluth, Klaus König
  • Patent number: 6677277
    Abstract: The invention relates to novel sulfonylamino(thio)carbonyl compounds of the formula (I), in which n represents the numbers 0, 1 or 2, A represents a single bond, or oxygen or sulfur, or the grouping N—R, in which R represents hydrogen, alkyl, alkenyl, alkinyl or cycloalkyl, Q represents oxygen or sulfur, R1 represents hydrogen or formyl, or represents respectively optionally substituted alkyl, alkoxy, alkylamino, alkoxyamino, dialkylamino, N-alkoxy-N-alkyl-amino, alkylcarbonyl, alkoxycarbonyl, alkylsulfonyl, alkenyl, alkinyl, cycloalkyl, cycloalkylcarbonyl or cycloalkylsulfonyl, R2 represents cyano or halogen, or represents respectively optionally substituted alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, dialkylaminosulfonyl, alkenyl, alkinyl, alkenyloxy or alkinyloxy, and R3 represents respectively optionally substituted heterocyclyl having 5 ring members of which at least one is oxygen, sulfur or nitrogen and from one to three further ring members can be nitrogen, an
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: January 13, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallner, Mark-Wilhelm Drewes, Kurt Findeisen, Ernst-Rudolf F. Gesing, Johannes-Rudolf Jansen, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Müller, Klaus König, Ulrich Philipp, Hans-Jochem Riebel, Peter Wolfrum, Markus Dollinger
  • Patent number: 6649565
    Abstract: Selective herbicidal compositions are provided which comprise an effective amount of an active compound combination comprising 2-(2-methoxycarbonylphenylsulphonylaminocarbonyl)-4-methyl-5-propoxy-2, 4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or one or more salts of the compound of the formula (I), in particular the sodium salt and at least one crop plant compatibility-improving compound as described herein.
    Type: Grant
    Filed: March 26, 2002
    Date of Patent: November 18, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Birgit Krauskopf, Mathias Kremer, Rolf Pontzen, Hans-Joachim Santel, Arndt Wellmann, Joachim Kluth, Klaus-Helmut Müller
  • Patent number: 6610631
    Abstract: The invention relates to novel substituted aryl ketones of the general formula (I) in which n, A, R1, R2, R3, R4 and Z are each as defined in the description, to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: August 26, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 6602826
    Abstract: The invention relates to new substituted aromatic amino compounds of the general formula (I) in which R1, R2, R3, R4 and Z have the meanings given in the description, to a process for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: September 20, 1999
    Date of Patent: August 5, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Mark Wilhelm Drewes, Kurt Findeisen, Joachim Kluth, Karl-Heinz Linker, Klaus-Helmut Müller, Otto Schallner, Markus Dollinger
  • Patent number: 6566536
    Abstract: The invention relates to novel thienylsulphonylamino(thio)carbonyl compounds of the formula (I), in which Q represents oxygen or sulphur, R1 represents cyano, halogen or in each case optionally cyano-, halogen- or C1-C4-alkoxy-substituted alkyl, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy having in each case up to 6 carbon atoms, R2 represents cyano, halogen or in each case optionally cyano-, halogen- or C1-C4-alkoxy-substituted alkyl, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy having in each case up to 6 carbon atoms, and R3 represents in each case optionally substituted heterocyclyl having 5 ring members, at least one of which represents oxygen, sulphur or nitrogen and one to three others may represent nitrogen, and salts of compounds of the formula (I), to processes and novel intermediates for preparing the novel compounds and to their use as herbicides.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: May 20, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Ernst Rudolf F. Gesing, Mark Wilhelm Drewes, Johannes Rudolf Jansen, Rolf Kirsten, Joachim Kluth, Klaus König, Ulrich Philipp, Markus Dollinger
  • Patent number: 6562760
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of flucarbazone, i.e., the compound 2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: May 13, 2003
    Assignee: Arvesta Corporation
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Patent number: 6544931
    Abstract: The invention relates to novel substituted heteroaryloxyacetanilides of the general formula (I), in which n, R, X, and Z are to intermediates for their preparation and to their use as herbicides.
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: April 8, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Lothar Rohe, Joachim Kluth, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 6525211
    Abstract: The invention relates to novel sulphonylamino(thio)carbonyl compounds of the formula (I), in which A represents a single bond, oxygen, sulphur or the group N—R, in which R represents hydrogen, alkyl, alkenyl, alkinyl or cycloalkyl, Q represents oxygen or sulphur, R1 represents hydrogen or formyl or represents in each case optionally substituted alkyl, alkenyl, alkinyl, alkylcarbonyl, alkoxycarbonyl, alkylsulphonyl, cycloalkyl, cycloalkylcarbonyl or cycloalkylsulphonyl, R2 represents cyano or halogen or represents in each case optionally substituted alky, alkenyl, alkinyl, alkoxy, alkenyloxy or alkinyloxy, and R3 represents in each case optionally substituted heterocyclyl having 5 ring members of which at least one is oxygen, sulphur or nitrogen and from one to three further ring members can be nitrogen, and salts of compounds of the formula (I), the previously known compounds 4,5-dimethoxy-2-(2,5-dimethoxy-phenylsulphonylaminocarbonyl)-2,4-dihydro-3H-1,2,4-triazol-3-one, 4,5-die
    Type: Grant
    Filed: April 20, 2001
    Date of Patent: February 25, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Rolf Kirsten, Ernst Rudolf F. Gesing, Joachim Kluth, Mark Wilhelm Drewes, Kurt Findeisen, Johannes Rudolf Jansen, Klaus König, Hans-Jochem Riebel, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6451738
    Abstract: The invention relates to novel substituted thienyl(amino)sulphonyl(thio)ureas of the formula (I) in which A represents nitrogen or a CH grouping, E represents a single bond or an NH grouping, Q represents oxygen or sulphur, R1 and R2 independently of one another represent hydrogen, halogen or in each case optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy, aryloxy or heterocyclyloxy, R3 represents hydrogen or optionally substituted alkyl, R4 and R5 independently of one another each represent cyano, halogen or represent in each case optionally substituted alkyl, alkoxy, alkenyl, alkenyloxy, alkinyl or alkinyloxy, and R6 represents hydrogen, cyano, halogen or represents in each case optionally substituted alkyl, alkoxy, alkenyl, alkenyloxy, alkinyl or alkinyloxy, and to salts of compounds of the formula (I), to processes for preparing the novel compounds and to their use as herbicides.
    Type: Grant
    Filed: August 9, 2001
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Johannes Rudolf Jansen, Klaus-Helmut Müller, Ulrich Philipp, Markus Dollinger
  • Patent number: 6451737
    Abstract: The invention related to novel substituted arylsulphonyl(thio)ureas wherein: A is nitrogen or a CH grouping, Q is oxygen or sulphur, R1 is hydrogen, halogen or optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R2 is hydrogen, halogen or optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R3 is hydrogen or optionally substituted alkyl, R4 is optionally substituted alkyl, alkoxy, alkenyl, alkinyl, alkenyloxy, alkinyloxy, cycloalkyl, cycloalkyloxy or cycloalkylalkyl, and R5 is hydrogen, formyl or optionally substituted alkyl, alkylcarbonyl, alkoxycarbonyl, alkylsulphonyl, alkenyl, alkinyl, cycloalkyl, cycloalkylcarbonyl, cycloalkylsulphonyl or heterocyclyl, and salts of compounds of the formula (I), except for the compound N-(4,6-dimethyl-pyrimidin-2-yl)-N′-[2-(1,1,2,2-tetrafluoro-ethoxy)-6-methyl-phenylsulphonyl]-urea.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Müller, Mark Wilhelm Drewes, Johannes Rudolf Jansen, Ulrich Philipp, Hans-Jochem Riebel, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6441195
    Abstract: The invention relates to novel substituted sulphonylamino(thio)carbonyl compounds of the formula (I) in which A represents oxygen, sulphur, NH, N-alkyl, N-aryl, —CH═N—, or —N═CH— or —CH═CH—, Q represents oxygen or sulphur, R1 represents respectively optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aryl, arylalkyl, heterocyclyl or heterocyclylalkyl, R2 represents cyano, nitro, halogen or represents respectively optionally substituted alkyl, alkoxy, alkoxycarbonyl, alkylthio, alkylsulphinyl, alkylsulphonyl, alkenyl, alkinyl, alkenyloxy or alkinyloxy, and R3 represents respectively optionally substituted heterocyclyl having 5 ring members of which at least one represents oxygen, sulphur or nitrogen and a further one to three may represent nitrogen, (except for certain individual prior art compounds), furthermore to salts of novel compounds of the formula (I), to various processes and novel intermediates for pre
    Type: Grant
    Filed: November 9, 2000
    Date of Patent: August 27, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Mark Wilhelm Drewes, Kurt Findeisen, Ernst Rudolf F. Gesing, Johannes R. Jansen, Rolf Kirsten, Joachim Kluth, Ulrich Philipp, Hans-Jochem Riebel, Markus Dollinger, Hans-Joachim Santel