Patents by Inventor Ralf Dunkel

Ralf Dunkel 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).

  • Fungicide heterocyclyl-pyrimidinyl-amino derivatives
    Patent number: 8273759
    Abstract: The present invention relates to heterocyclyl-pyrimidinyl-amino derivatives of formula (I) heterocyclyl-pyrimidinyl-amino derivatives of formula (I) wherein Het, Y, p, Ra, Rb, Rc, X, n, L1 and L2 represent various substituents, their process of preparation, preparation intermediate compounds, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: September 25, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Christian Beier, Pierre-Yves Coqueron, Ralf Dunkel, Pierre Genix, Jörg Greul, Marie-Claire Grosjean-Cournoyer, Emmanuelle Hilt, Philippe Rinolfi, Arnd Voerste, Jean-Pierre Vors
  • Pesticide phenyloxy substituted phenylamidine derivatives
    Patent number: 8183296
    Abstract: The present invention relates to 2,5-di-substituted-4-phenyloxy-substituted-phenyl-amidine derivatives of formula (I) in which the substituents are as in the description, their process of preparation, their use as fungicide or insecticide active agents, particularly in the form of fungicide or insecticide compositions, and methods for the control of phytopathogenic fungi or damaging insects, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: May 22, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Peter Luemmen, Klaus Kunz, Jörg Greul, Oliver Guth, Benoît Hartmann, Kerstin Ilg, Wahed Ahmed Moradi, Thomas Seitz, Darren Mansfield, Jean-Pierre Vors, Peter Dahmen, Arnd Voerste, Ulrike Wachendorff-Neumann, Marie-Claire Grosjean-Cournoyer, Mark Drewes, Ralf Dunkel, Ronald Ebbert
  • PHENOXY SUBSTITUTED PHENYLAMIDINE DERIVATIVES AND THEIR USE AS FUNGICIDES
    Publication number: 20120122678
    Abstract: The present invention relates to 3-substituted phenylamidines of the general formula (I), to a process for their preparation, to the use of the amidines according to the invention for controlling unwanted microorganisms and also to a composition for this purpose, comprising the phenoxyamidines according to the invention. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms and/or their habitat.
    Type: Application
    Filed: January 26, 2012
    Publication date: May 17, 2012
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Klaus KUNZ, Ralf Dunkel, Jörg Nico Greul, Kerstin Ilg, Birgit Kuhn, Wahed Ahmed Moradi, Thomas Seitz, Darren James Mansfield, Oliver Guth, Peter Dahmen, Ulrike Wachendorff-Neumann, Arnd Voerste, Dale Robert Mitchell, Tom Hough, Jean-Pierre Vors
  • Thiadiazolyl oxyphenyl amidines and the use thereof as a fungicide
    Patent number: 8168567
    Abstract: The present invention relates to thiadiazolyloxyphenylamidines of the general formula (I), to a process for the preparation thereof, to the use of the amidines according to the invention in combating undesirable microorganisms and to a composition for this purpose comprising the thiadiazolyloxyphenylamidines according to the invention. The invention furthermore relates to a method for combating undesirable microorganisms by application of the compounds according to the invention to the microorganisms and/or to the habitat thereof.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: May 1, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Ralf Dunkel, Jörg Nico Greul, Oliver Guth, Hartmann Benoit, Kerstin Ilg, Wahed Ahmed Moradi, Thomas Seitz, Ronald Ebbert, Peter Dahmen, Arnd Voerste, Ulrike Wachendorff-Neumann, Eva-Maria Franken, Olga Malsam, Klaus Tietjen
  • Pesticide naphthyloxy substituted phenylamidine derivatives
    Patent number: 8129558
    Abstract: The present invention relates to 2,5-di-substituted-4-naphthyloxy-substituted-phenyl-amidine derivatives of formula (I) wherein the substituents are as in the description, their process of preparation, their use as fungicide or insecticide active agents, particularly in the form of fungicide or insecticide compositions, and methods for the control of phytopathogenic fungi or damaging insects, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: March 6, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Jörg Greul, Oliver Guth, Benoît Hartmann, Kerstin Ilg, Wahed Moradi, Thomas Seitz, Peter Dahmen, Arnd Voerste, Ulrike Wachendorff-Neumann, Ralf Dunkel, Ronald Ebbert, Eva-Maria Franken
  • Iodopyrazolyl carboxanilides
    Patent number: 8119682
    Abstract: This invention relates to novel intermediates used in the preparation of iodopyrazolylcarboxanilides of the formula (I) in which R1, R2, R3, R4, R5, R6 and Z are as defined in the disclosure, and to the preparation of such intermediates.
    Type: Grant
    Filed: February 3, 2011
    Date of Patent: February 21, 2012
    Assignee: Bayer CropScience AG
    Inventors: Ralf Dunkel, Hans-Ludwig Elbe, Jörg Nico Greul, Benoit Hartmann, Ulrike Wachendorff-Neumann, Peter Dahmen, Karl-Heinz Kuck
  • Synergistic fungicidal active substance combinations
    Publication number: 20120015910
    Abstract: Novel active compound combinations comprising a carboxamide of the general formula (I) (group 1) in which A, R1, R2 and R3 are as defined in the description, and the active compound groups (2) to (23) listed in the description have very good fungicidal properties.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Applicant: Bayer CropScience AG
    Inventors: Ulrike Wachendorff-Neumann, Peter Dahmen, Ralf Dunkel, Hans-Ludwig Elbe, Anne Suty-Heinze, Heiko Rieck
  • Fungicide N-cycloalkyl-benzyl-amide derivatives
    Patent number: 8088927
    Abstract: The present invention relates to N-cycloalkyl-benzyl-amide derivatives of formula (I) wherein the substituents are as in the description, their process of preparation, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions:
    Type: Grant
    Filed: November 15, 2006
    Date of Patent: January 3, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Darren Mansfield, Pierre-Yves Coqueron, Philippe Desbordes, Alain Villier, Marie-Claire Grosjean-Cournoyer, Stéphanie Gary, Stéphane Carbonne, Ralf Dunkel, Arounarith Tuch, Jean-Pierre Vors
  • Use of Dithiine-tetracarboximides for Controlling Phytopathogenic Fungi
    Publication number: 20110319462
    Abstract: The present invention relates to the use of novel and of known dithiine-tetracarboximides for controlling phytopathogenic fungi, and to methods of controlling phytopathogenic fungi in plant protection, and to plant protection compositions comprising these dithiine-tetracarboximides.
    Type: Application
    Filed: October 6, 2009
    Publication date: December 29, 2011
    Inventors: Thomas Seitz, Ulrike Wachendorff-Neumann, Jürgen Benting, Peter Dahmen, Arnd Voerste, Ralf Dunkel, Stefan Hillebrand, Klaus-Günther Tietjen, Stephane Brunet
  • 3, 4-disubstituted phenoxyphenylamidines and use thereof as fungicides
    Patent number: 8080688
    Abstract: The present invention relates to 3,4-disubstituted phenoxyphenylamidines of the general formula (I), to a process for their preparation, to the use of the amidines according to the invention for controlling unwanted microorganisms and also to a composition for this purpose, comprising the phenoxyphenylamidines according to the invention. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms and/or their habitat.
    Type: Grant
    Filed: March 4, 2008
    Date of Patent: December 20, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Ralf Dunkel, Jörg Nico Greul, Stefan Hillebrand, Kerstin Ilg, Darren Mansfield, Wahed Ahmed Moradi, Thomas Seitz, Peter Dahmen, Ulrike Wachendorff-Neumann, Arnd Voerste, Jean-Pierre Vors, Oliver Guth
  • SUBSTITUTED (PYRIDYL)-AZINYLAMINE DERIVATIVES AS PLANT PROTECTION AGENTS
    Publication number: 20110294810
    Abstract: The present invention relates (pyridyl)-azinylamino derivatives of formula (I) wherein Q1 and p, Ra to Rc, X, Y, Z, L2 and Q2 represent various substituents, their process of preparation, preparation intermediate compounds, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Application
    Filed: November 13, 2009
    Publication date: December 1, 2011
    Inventors: Christian Beier, Jurgen Benting, Pierre-Yves Coqueron, Ralf Dunkel, Jorg Greul, Marie-Claire Grosjean-Cournoyer, Hiroyuki Hadano, Philippe Rinolfi, Jean-Pierre Vors
  • 2-Alkyl-Cycloalk(en)yl-Carboxamides
    Publication number: 20110257128
    Abstract: Novel 2-alkylcycloalk(en)ylcarboxamides of the formula (I) in which X, s, R1, L, R2 and A are as defined in the description, a plurality of processes for preparing these compounds and their use for controlling unwanted microorganisms, and also novel intermediates and their preparation.
    Type: Application
    Filed: June 30, 2011
    Publication date: October 20, 2011
    Applicant: Bayer CropScience AG
    Inventors: Ralf DUNKEL, Hans-Ludwig Elbe, Jörg Nico Greul, Benoit Hartmann, Herbert Gayer, Thomas Seitz, Ulrike Wachendorff-Neumann, Peter Dahmen, Karl-Heinz Kuck
  • Synergistic fungidical active substance combinations
    Patent number: 8039013
    Abstract: The present invention relates to novel active substance combinations which contain spiroxamine, which is known, a known azole and a known carboxamide and which are very suitable for controlling undesired phytopathogenic fungi.
    Type: Grant
    Filed: September 3, 2005
    Date of Patent: October 18, 2011
    Assignee: Bayer CropScience AG
    Inventors: Peter Dahmen, Ulrike Wachendorff-Neumann, Ralf Dunkel
  • FUNGICIDE HERETOCYCLYL-TRIAZINYL-AMINO DERIVATIVES
    Publication number: 20110237594
    Abstract: The present invention relates to heterocyclyl-triazinyl-amino derivatives of formula (I) wherein Het, Y, p, Ra, Rb, X, n, L1 and L2 represent various substituents, their process of preparation, preparation intermediate compounds, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Application
    Filed: November 12, 2009
    Publication date: September 29, 2011
    Inventors: Christian Beier, Pierre-Yves Coqueron, Ralf Dunkel, Jorg Greul, Marie-Claire Grossjean-Cournoyer, Hiroyuki Hadano, Philippe Rinolfi, Arnd Voerste, Jean-Pierre Vors
  • Fungicidal N-cycloalkyl-carboxamide derivatives
    Patent number: 8026195
    Abstract: The present invention relates to N-cycloalkyl-thiocarboxamide or N-cycloalkyl-N-substituted carboximidamide derivatives of formula (I) wherein A and B represent a 5-membered heterocyclyl groups, T represents an oxygen, sulphur or amino derivatives, Z1 represents a cycloalkyl group and Z2 and Z3 represent various substituents, their process of preparation, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: July 30, 2007
    Date of Patent: September 27, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Ralf Dunkel, Stéphanie Gary, Marie-Claire Grosjean-Cournoyer, Philippe Rinolfi, Arounarith Tuch
  • Carboxamides for controlling micro-organisms in plant and material protection
    Patent number: 8017558
    Abstract: Novel carboxamides of the formula (I) The present application is further directed toward a plurality of processes for preparing these compounds and their use for controlling unwanted microorganisms, and also novel intermediates and their preparation.
    Type: Grant
    Filed: December 5, 2006
    Date of Patent: September 13, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Ralf Dunkel, Hans-Ludwig Elbe, Jörg Nico Greul, Herbert Gayer, Bernd-Wieland Krüger, Arnd Voerste, Ulrike Wachendorff-Neumann, Peter Dahmen
  • SUBSTITUTED (PYRIDYL)-AZINYLAMINE DERIVATIVES AS FUNGICIDES
    Publication number: 20110218188
    Abstract: The present invention relates to phenyl-pyrimidinyl-amino derivatives of formula (I) wherein Q1 and p, Ra to Rc, L1, Y, L2 and Q2 represent various substituents, their process of preparation, preparation intermediate compounds, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Application
    Filed: November 12, 2009
    Publication date: September 8, 2011
    Inventors: Christian Beier, Jurgen Benting, Isabelle Christian, Pierre-Yves Coqueron, Peter Dahmen, Ralf Dunkel, Jorg Greul, Marie-Claire Grosjean-Cournoyer, Hiroyuki Hadano, Philippe Rinolfi, Arnd Voerste, Jean-Pierre Vors, Ulrike Wachendorff-Neumann
  • Synergistic Fungicidal Active Compound Combinations Containing a Carboxamide, an Azole, a Second Azole or a Strobilurin
    Publication number: 20110218100
    Abstract: The present invention relates to novel active compound combinations comprising a known carboxamide, a known azole and additionally a second known azole or alternatively a known strobilurin, which combinations are highly suitable for controlling unwanted phytopathogenic fungi.
    Type: Application
    Filed: May 4, 2011
    Publication date: September 8, 2011
    Applicant: Bayer CropScience AG
    Inventors: Peter Dahmen, Ulrike Wachendorff-Neumann, Isolde Häuser-Hahn, Hans-Ludwig Elbe, Ralf Dunkel, Anne Suty-Heinze
  • Pesticide bi-phenyl-amidine derivatives
    Patent number: 7999137
    Abstract: The present invention relates to bi-phenyl-amidine derivatives of formula (I) in which the substituents are as in the description, their process of preparation, their use as fungicide or insecticide active agents, particularly in the form of fungicide or insecticide compositions, and methods for the control of phytopathogenic fungi or damaging insects, notably of plants, using these compounds or compositions:
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: August 16, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Jörg Greul, Oliver Guth, Benoît Hartmann, Kerstin Ilg, Wahed Ahmed Moradi, Thomas Seitz, Peter Dahmen, Arnd Voerste, Ulrike Wachendorff-Neumann, Mark Drewes, Ralf Dunkel, Ronald Ebbert, Herbert Gayer, Stefan Hillebrand, Eva-Maria Franken, Olga Malsam, Ulrich Ebbinghaus-Kintscher
  • THIAZOLES AS FUNGICIDES
    Publication number: 20110195968
    Abstract: Use of compounds of the formula (I), in which R1, R2, R3, R4, R5, R6, R7, R8 and X, Y, Z are as defined in the description as fungicides. Compounds of the formula (Ia), in which R1, R2, R3, R4, R5, R6, R7, R8, R14, A, X, Y and Z are as defined in the description, process for preparing these compounds and their use for controlling unwanted microorganisms.
    Type: Application
    Filed: April 6, 2011
    Publication date: August 11, 2011
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Jörg Nico GREUL, Oliver GAERTZEN, Ralf DUNKEL, Oliver GUTH, Stefan HILLEBRAND, Kerstin ILG, Peter SCHREIER, Ulrike WACHENDORFF-NEUMANN, Peter DAHMEN, Arnd VOERSTE, Hiroyuki HADANO, Samir BENNABI