Patents Represented by Attorney Richard E. L. Henderson
  • Patent number: 7670991
    Abstract: The invention relates to novel substituted benzoylcyclohexenones of the formula (I) in which Q, R1, R2, R3, R4, R5, Y and Z have one of the meanings given in the disclosure, to processes for their preparation, and to their use.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: March 2, 2010
    Assignee: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Klaus-Helmut Muller, Stefan Herrmann, Dorothee Hoischen, Kristian Kather, Stefan Lehr, Otto Schallner, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Shinichi Narabu, Akihiko Yanagi, Shinichi Shirakura, Toshio Goto, Yoshihiro Yamaguchi
  • Patent number: 7642359
    Abstract: The present invention relates to novel pyrazolyl-substituted heterocycles of the formula (I) in which X, Y, Z and Het are as defined in the disclosure, to processes for their preparation, and to their use as pesticides, microbicides and herbicides.
    Type: Grant
    Filed: July 21, 2008
    Date of Patent: January 5, 2010
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Astrid Ullmann, Thomas Bretschneider, Axel Trautwein, Ralf Wischnat, Christoph Erdelen, Angelika Lubos-Erdelen, legal representative, Dieter Feucht, Mark Wilhelm Drewes
  • Patent number: 7638547
    Abstract: The invention relates to novel cis-alkoxy-substituted spirocyclic 1H-pyrrolidine-2,4-dione derivatives of the formula (I) in which A, G, X and Y are as defined in the disclosure, to a plurality of processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: December 29, 2009
    Assignee: Bayer CropScience AG
    Inventors: Thomas Himmler, Reiner Fischer, Bernd Gallenkamp, Hans-Joachim Knops, Lubbertus Mulder, Reinhard Lantzsch, Christoph Erdelen, Angelika Lubos-Erdelen, legal representative, Jörg Konze, Ralf Nauen, Olga Malsam, Christian Arnold
  • Patent number: 7635664
    Abstract: The invention relates to benzoylpyrazoles of the general formula (I), in which Q, R1, R2, R3, R4, R5, Y and Z are as defined in the disclosure, to processes and intermediates for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: May 8, 2002
    Date of Patent: December 22, 2009
    Assignee: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Klaus-Helmut Müller, Stefan Herrmann, Dorothee Hoischen, Kristian Kather, Stefan Lehr, Otto Schallner, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 7625841
    Abstract: The invention relates to novel substituted thiene-3-ylsulphonylamino(thio)carbonyl-triazolin(ethi)ones of the formula (I) in which Q1, Q2, R1, R2, R3 and R4 are as defined in the disclosure, except for prior-art compounds. The invention further relates to the preparation of the compounds, to their use as herbicides, and to herbicidal compositions comprising the novel compounds.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: December 1, 2009
    Assignee: Bayer CropScience AG
    Inventors: Ernst Rudolf F. Gesing, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 7622133
    Abstract: The present invention relates to a microbicide composition for plants, containing at least two active ingredient components in an amount producing synergistic activity, together with an appropriate filler, wherein component I is the compound 2-[?-{[(?-methyl-3-trifluoromethyl-benzyl)imino]-oxy}-o-tolyl]-glyoxylic acid-methylester-O-methyloxime and component II is a compound selected from the group consisting of IIA) 5,7-dichloro-4-(4-fluorophenoxy)quinoline (“Quinoxyfen”); IIB) 4-cyclopropyl-6-methyl-N-phenyl-2-pyrimidinamine (“Cyprodinil”); IIC) benzo(1,2,3) thiadiazole-7-carbothio-acid-S-methylester (“Acibenzolar-S-methyl”); IID) 3-anilino-5-methyl-5-(4-phenoxyphenyl)-1,3-oxazolidine-2,4-dione (“Famoxadone”); IIE) 8-(1,1-dimethylethyl)-N-ethyl-N-propyl-1,4-dioxaspiro[4.
    Type: Grant
    Filed: July 30, 2007
    Date of Patent: November 24, 2009
    Assignee: Bayer Aktiengesellschaft
    Inventors: Paul Margot, Gertrude Knauf-Beiter
  • Patent number: 7615514
    Abstract: The invention relates to novel selective herbicidal compositions comprising an active compound combination consisting of substituted arylsulphonylaminocarbonyl-triazolinones and/or salts thereof and at least one compound which improves crop plant compatibility from the following group of compounds of the general formula (II), in which n, m, X, Y and Z are as defined in the disclosure, it being possible to use the compositions with particularly good results for the selective control of weeds in various crops of useful plants. The invention further relates to the use of these compositions for controlling undesirable vegetation.
    Type: Grant
    Filed: August 21, 2002
    Date of Patent: November 10, 2009
    Assignee: Bayer CropScience AG
    Inventors: Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Rolf Pontzen, Klaus-Helmut Müller, Hans-Georg Schwarz
  • Patent number: 7612017
    Abstract: The invention relates to novel herbicidal, synergistic active compound combinations comprising (a) substituted aminotriazinones and (b) substituted benzoylcyclohexanediones and, if appropriate, additionally (c) a compound which improves crop plant compatibility, and which can be used with particularly good results for the selective control of weeds in various crops of useful plants.
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: November 3, 2009
    Assignee: Bayer CropScience AG
    Inventors: Dieter Feucht, Peter Dahmen, Joachim Meyer, Olivier Fanica
  • Patent number: 7585998
    Abstract: The present invention relates to a three-step method for the preparation of alkyl esters of 4,4-difluoroacetoacetic acid in which in the first step alkyl esters of 4-chloro-4,4-difluoroacetic acid are reacted with trialkylphosphites of formula (III) P(OR1)3??(III) in which R1 stands for C1-C4-alkyl, whereby the residues R1 can in each case be the same or different, to form alkyl phosphonates of formula (IV) which in the next step are reacted with an amine of formula (V), in which R2 and R3 independent of each other stand for hydrogen or C1-C4-alkyl or together form —CH2—CH2—O—CH2—CH2—, to form enamines of formula (VI), in which R2 and R3 have the meanings described above, which in the third step are hydrolyzed in the presence of an acid.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: September 8, 2009
    Assignee: Bayer CropScience AG
    Inventors: Bernd Gallenkamp, Lubbertus Mulder
  • Patent number: 7585887
    Abstract: The invention relates to novel active compound combinations having very good insecticidal and acaricidal properties and containing (a) cyclic ketoenols having the formula ?in which the groups W, X, Y, Z, A, B, D, and G have the meanings given in the disclosure, and (b) the active compounds (1) to (29) listed in the disclosure.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: September 8, 2009
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Christoph Erdelen
  • Patent number: 7566731
    Abstract: The present invention relates to new hetaryl-substituted homotetramic and homotetronic acids of the formula (I) in which A, B, Q1, Q2, W, G and Het have the meanings stated in the disclosure, to a plurality of processes for their preparation, and to their use as pesticides, microbicides, and herbicides.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: July 28, 2009
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Astrid Ullmann, Axel Trautwein, Mark Wilhelm Drewes, Christoph Erdelen, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Peter Lösel
  • Patent number: 7547660
    Abstract: The present invention relates to novel compounds of the formula (I) in which W, X, Y, Z, G, A, B, Q1, Q2 and D are each as defined in the disclosure, to a plurality of processes for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: June 16, 2009
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Alan Graff, Axel Trautwein, Astrid Ullmann, Udo Schneider, Ralf Wischnat, Mark Wilhelm Drewes, Christoph Erdelen, Dieter Feucht
  • Patent number: 7538073
    Abstract: The present invention relates to novel pyrazolylcarboxanilides of the formula (I) in which R1, R2, G, R3 and n are as defined in the disclosure, to a plurality of processes for preparing these substances and their use for controlling undesirable microorganisms and to novel intermediates and their preparation.
    Type: Grant
    Filed: July 12, 2002
    Date of Patent: May 26, 2009
    Assignee: Bayer CropScience AG
    Inventors: Hans-Ludwig Elbe, Heiko Rieck, Ralf Dunkel, Qin Zhu-Ohlbach, Astrid Mauler-Machnik, Ulrike Wachendorff-Neumann, Karl-Heinz Kuck
  • Patent number: 7521397
    Abstract: This invention relates to novel pyrazolylcarboxanilides of formula (I) in which R, R1, R2 and R3 are as defined in the disclosure, to a plurality of processes for preparing these substances and their use for controlling unwanted microorganisms, and to novel intermediates and their preparation.
    Type: Grant
    Filed: August 13, 2007
    Date of Patent: April 21, 2009
    Assignee: Bayer CropScience AG
    Inventors: Ralf Dunkel, Heiko Rieck, Hans-Ludwig Elbe, Ulrike Wachendorff-Neumann, Karl-Heinz Kuck
  • Patent number: 7521396
    Abstract: The invention relates to compounds of the formula (I) in which Q, R1, R2, R3, R4, R5, R6, R7 are as defined in the disclosure, to processes for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: April 21, 2009
    Assignee: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Roland Andree, Dorothee Hoischen, Joachim Kluth, Karl-Heinz Linker, Anton Vidal-Ferran, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 7501527
    Abstract: The present invention relates to a process for preparing fluoromethyl-substituted heterocycles of the formula (I) in which R1, R2, R3 and A are each as defined in the disclosure, by fluorinating the corresponding chloromethyl-substituted precursors.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: March 10, 2009
    Assignee: Bayer CropScience GmbH
    Inventors: Reinhard Lantzsch, Sergiy Pazenok, Frank Memmel
  • Patent number: 7439207
    Abstract: The invention relates to novel substituted pyridyl ketones of the formula in which A, R, X, Y, Z and n are as defined in the disclosure, to processes for preparing these novel substances, and to their use as crop treatment agents, in particular as herbicides. The invention further relates to novel intermediates of the formulae and to processes for their preparation.
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: October 21, 2008
    Assignee: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Dorothee Hoischen, Kristian Kather, Klaus-Helmut Müller, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 7435829
    Abstract: The present invention relates to novel pyrazolyl-substituted heterocycles of the formula (I) in which X, Y, Z and Het are as defined in the disclosure, to processes for their preparation, and to their use as pesticides, microbicides and herbicides.
    Type: Grant
    Filed: April 17, 2007
    Date of Patent: October 14, 2008
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Astrid Ullmann, Thomas Bretschneider, Axel Trautwein, Ralf Wischnat, Angelika Lubos-Erdelen, legal representative, Dieter Feucht, Mark Wilhelm Drewes, Christoph Erdelen
  • Patent number: 7432225
    Abstract: The present invention relates to selective herbicidal compositions comprising an effective amount of an active compound combination comprising (a) at least one substituted cyclic ketoenol of the formula (I) in which X, Z, W and Y and the group CKE are as defined in the disclosure, and (b) at least one compound which improves crop plant compatibility selected from the group of compounds listed in the description, particularly cloquintocet-mexyl and mefenpyr-diethyl. The invention further relates to the use of these compositions as herbicides and to a method for controlling undesirable vegetation using these compositions.
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: October 7, 2008
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Mark Wilhelm Drewes, Dieter Feucht, Peter Dahmen, Rolf Pontzen
  • Patent number: 7419936
    Abstract: Novel optically active ?1-pyrrolines of the formula (I) in which R1, R2, R3, R4, and m are each as defined in the description, a plurality of the processes for preparing these substances and their use for controlling pests.
    Type: Grant
    Filed: September 10, 2001
    Date of Patent: September 2, 2008
    Assignee: Bayer CropScience AG
    Inventors: Andrew Plant, Thomas Geller, Bernd Gallenkamp, Rolf Grosser, Albrecht Marhold, Christoph Erdelen, Andreas Turberg, Olaf Hansen