Patents by Inventor Pierre Cristau

Pierre Cristau 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).

  • Isothiazolyloxyphenylamidines and their use as fungicides
    Patent number: 8470739
    Abstract: The present invention relates to isothiazolyloxyphenylamidines 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 which comprises the isothiazolyloxyphenylamidines 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 in their habitat.
    Type: Grant
    Filed: November 21, 2011
    Date of Patent: June 25, 2013
    Assignee: Bayer CropSciene AG
    Inventors: Klaus Kunz, Kerstin Ilg, Joerg Nico Greul, Pierre Cristau, Sebastian Hoffmann, Thomas Seitz, Oswald Ort, Ulrich Heinemann, Juergen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann, Marcel Calleja, Hiroyuki Hadano
  • Heterocyclic alkanol derivatives
    Patent number: 8450245
    Abstract: The present invention relates to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: May 28, 2013
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Carl Friedrich Nising, Hendrik Helmke, Pierre Cristau, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting
  • N-[(HET)ARYLETHYL)] PYRAZOLE(THIO)CARBOXAMIDES AND THEIR HETEROSUBSTITUTED ANALOGUES
    Publication number: 20130131119
    Abstract: The present invention relates to fungicidal N-[(het)arylethyl)] pyrazolecarboxamide or thiocarboxamide and their heterosubstituted analogues, their process of preparation and intermediate compounds for their preparation, their use as fungicides, particularly in the form of fungicidal compositions and methods for the control of phytopathogenic fungi of plants using these compounds or their compositions.
    Type: Application
    Filed: June 1, 2011
    Publication date: May 23, 2013
    Inventors: Jurgen Benting, Christoph Braun, Pierre-Yves Coqueron, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Stephanie Gary, Jorg Greul, Hiroyuki Hadano, Thomas Knobloch, Ruth Meissner, Ulrike Wachendorf-Neumann, Lothar Willms
  • Heterocyclic thiosubstituted alkanol derivatives
    Patent number: 8445691
    Abstract: The present invention relates to novel heterocyclic thiosubstituted alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: May 21, 2013
    Assignee: Bayer CropScience AG
    Inventors: Carl Friedrich Nising, Pierre Cristau, Jörg Nico Greul, Hendrik Helmke, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Peter Dahmen, Jürgen Benting
  • Heterocyclic alkanol derivatives
    Patent number: 8440836
    Abstract: The present invention relates to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: May 14, 2013
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Carl Friedrich Nising, Hendrik Helmke, Pierre Cristau, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann, Jörg Nico Greul, Daniela Portz, Hiroyuki Hadano
  • Heterocyclic alkanol derivatives
    Patent number: 8436189
    Abstract: The present invention relates to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: May 7, 2013
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Carl Friedrich Nising, Hendrik Helmke, Pierre Cristau, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann
  • Thiazolylpiperidine Derivatives as Fungicides
    Publication number: 20130090476
    Abstract: Thiazolylpiperidine derivatives of the formula (I), in which the symbols A, G, Y, n, R1, R2, R3, R4 and R5 have the meanings given in the description, and also agrochemically active salts thereof, and their use for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).
    Type: Application
    Filed: September 5, 2012
    Publication date: April 11, 2013
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Pierre CRISTAU, Nicola Rahn, Tomoki Tsuchiya, Ulrike Wachendorff-Neumann, Jurgen Benting
  • Thiazolylpiperidine Derivatives as Fungicides
    Publication number: 20130090477
    Abstract: Thiazolylpiperidine derivatives of the formula (I), in which the symbols A, G, Y, n, R1, R2, R3, R4 and R5 have the meanings given in the description, and also agrochemically active salts thereof, and their use for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).
    Type: Application
    Filed: September 5, 2012
    Publication date: April 11, 2013
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Pierre CRISTAU, Nicola RAHN, Tomoki TSUCHIYA, Ulrike WACHENDORFF-NEUMANN, Jürgen BENTING
  • N-[(HET)ARYLALKYL)] PYRAZOLE(THIO)CARBOXAMIDES AND THEIR HETEROSUBSTITUTED ANALOGUES
    Publication number: 20130079302
    Abstract: The present invention relates to fungicidal N-[(het)arylalkyl)]pyrazolecarboxamide or thiocarboxamide and their heterosubstituted analogues, their process of preparation and intermediate compounds for their preparation, their use as fungicides, particularly in the form of fungicidal compositions and methods for the control of phytopathogenic fungi of plants using these compounds or their compositions.
    Type: Application
    Filed: June 1, 2011
    Publication date: March 28, 2013
    Inventors: Jurgen Benting, Pierre-Yves Coqueron, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Stephanie Gary, Jorg Greul, Hiroyuki Hadano, Ruth Meissner, Ulrike Wachendorff-Neumann
  • Thiadiazolyloxyphenylamidines and use thereof as fungicides
    Patent number: 8383139
    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: June 19, 2009
    Date of Patent: February 26, 2013
    Assignee: Bayer CropScience AG
    Inventors: Klaus Kunz, Pierre Cristau, Jörg Nico Greul, Ulrich Heinemann, Oswald Ort, Thomas Seitz, Arnd Voerste, Peter Dahmen, Ulrike Wachendorff-Neumann, Klaus Tietjen, Hiroyuki Hadano
  • Novel Heterocyclic Alkanol Derivatives
    Publication number: 20130012390
    Abstract: The present invention relates to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 10, 2013
    Applicant: Beyer Intellectual Property GmbH
    Inventors: Carl Friedrich NISING, Pierre CRISTAU, Hendrik HELMKE, Gorka PERIS, Tomoki TSUCHIYA, Pierre WASNAIRE
  • Thiadiazolyloxyphenylamidines and use thereof as fungicides
    Patent number: 8334235
    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: June 19, 2009
    Date of Patent: December 18, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Pierre Cristau, Jörg Nico Greul, Ulrich Heinemann, Klaus Kunz, Oswald Ort, Thomas Seitz, Arnd Voerste, Peter Dahmen, Ulrike Wachendorff-Neumann, Klaus-Günther Tietjen, Hiroyuki Hadano
  • Unknown
    Publication number: 20120245204
    Abstract: Heteroarylpiperidine and -piperazine derivatives of the formula (I) in which the symbols are each as defined in the description, and agrochemically active salts thereof, and use thereof for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).
    Type: Application
    Filed: February 1, 2012
    Publication date: September 27, 2012
    Applicant: Bayer CropScience AG
    Inventors: Sebastian HOFFMANN, Pierre Wasnaire, Tomoki Tsuchiya, Pierre Cristau, Thomas Seitz, Joachim Kluth, Jürgen Benting, Ulrike Wachendorff-Neumann
  • 5-Iodotriazole derivatives
    Publication number: 20120220638
    Abstract: The present invention relates to novel 5-iodotriazole derivatives, to processes for preparing these compounds, to compositions comprising these compounds, and to the use thereof as biologically active compounds, especially for control of harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Application
    Filed: August 26, 2011
    Publication date: August 30, 2012
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Hendrik Helmke, Carl Friedrich Nising, Gorka Peris, Pierre Cristau, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann, Hiroyuki Hadano
  • Herbicidally and insecticidally active phenyl-substituted pyridazinones
    Patent number: 8242055
    Abstract: The invention describes phenyl-substituted pyridazinones of the formula (I) as herbicides and insecticides. In this formula (I), A, B, G, X, Y and Z are radicals such as hydrogen, organic radicals such as alkyl, and other radicals such as halogen, nitro and cyano.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: August 14, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Stefan Lehr, Thomas Schenke, Christopher Hugh Rosinger, Reiner Fischer, Isolde Häuser-Hahn, Dieter Feucht, Jan Dittgen, Pierre Cristau, Oliver Gaertzen, Stefan Herrmann, Olga Malsam, Eva-Maria Franken
  • Herbicidally and insecticidally active 4-phenyl-substituted pyridazinones
    Patent number: 8188008
    Abstract: The invention describes phenyl-substituted pyridazinones of the formula (I) as herbicides and insecticides. In this formula (I), A, B, G, X, Y and Z are radicals such as hydrogen, organic radicals such as alkyl, and other radicals such as halogen, nitro and cyano.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: May 29, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Stefan Lehr, Thomas Schenke, Christopher Hugh Rosinger, Reiner Fischer, Isolde Häuser-Hahn, Dieter Feucht, Jan Dittgen, Pierre Cristau, Oliver Gaertzen, Stefan Herrmann, Olga Malsam, Eva-Maria Franken
  • Heteroarylpiperidine and -Piperazine Derivatives as Fungicides
    Publication number: 20120122928
    Abstract: Heteroarylpiperidine and -piperazine derivatives of the formula (I) in which the symbols A, X, Y, L1, L2, G, Q, p, R1, R2 and R10 are each as defined in the description, and salts, metal complexes and N-oxides of the compounds of the formula (I), and the use thereof for controlling phytopathogenic harmful fungi, and processes for preparing the compounds of the formula (I).
    Type: Application
    Filed: August 9, 2011
    Publication date: May 17, 2012
    Applicant: Bayer CropScience AG
    Inventors: Tomoki Tsuchiya, Pierre Wasnaire, Sebastian Hoffmann, Pierre Cristau, Thomas Seitz, Joachim Kluth, Jürgen Benting, Ulrike Wachendorff-Neumann
  • HETEROARYLPIPERIDINE AND -PIPERAZINE DERIVATIVES AS FUNGICIDES
    Publication number: 20120122929
    Abstract: Heteroarylpiperidine and -piperazine derivatives of the formula (I) in which the symbols A, X, Y, L1, L2, G, Q, p, R1, R2 and R10 are each as defined in the description, and salts, metal complexes and N-oxides of the compounds of the formula (I), and the use thereof for controlling phytopathogenic harmful fungi and processes for preparing compounds of the formula (I).
    Type: Application
    Filed: August 23, 2011
    Publication date: May 17, 2012
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Tomoki TSUCHIYA, Pierre WASNAIRE, Sebastian HOFFMANN, Pierre CRISTAU, Thomas SEITZ, Joachim KLUTH, Stefan HILLEBRAND, Jürgen BENTING, Daniela PORTZ, Ulrike WACHENDORFF-NEUMANN
  • Novel Heterocyclic Alkanol Derivatives
    Publication number: 20120108423
    Abstract: The present invention relates to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Application
    Filed: May 27, 2011
    Publication date: May 3, 2012
    Applicant: Bayer CropScience AG
    Inventors: Carl Friedrich NISING, Pierre CRISTAU, Hendrik HELMKE, Gorka PERIS, Tomoki TSUCHIYA, Pierre WASNAIRE
  • Preparation of N'-(4--2,5-dimethylphenyl)-N- ethyl-N-methylimidoformamide
    Publication number: 20120071663
    Abstract: The present invention relates to various processes for the preparation of N?-(4-{[3-(4-chloro-benzyl)-1,2,4-thiadiazol-5-yl]oxy}-2,5-dimethylphenyl)-N-ethyl-N-methylimidoformamide.
    Type: Application
    Filed: August 10, 2011
    Publication date: March 22, 2012
    Applicant: Bayer CropScience AG
    Inventors: Frank VOLZ, Thomas Himmler, Klaus Kunz, Jörg Greul, Ulrich Heinemann, Thomas Seitz, Pierre Cristau, Oswald Ort