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: 8138211
    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: January 30, 2010
    Date of Patent: March 20, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Kerstin Ilg, Jörg Nico Greul, Pierre Cristau, Sebastian Hoffmann, Thomas Seitz, Oswald Ort, Ulrich Heinemann, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann, Marcel Calleja, Hiroyuki Hadano
  • ISOTHIAZOLYLOXYPHENYLAMIDINES AND THEIR USE AS FUNGICIDES
    Publication number: 20120065061
    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: Application
    Filed: November 21, 2011
    Publication date: March 15, 2012
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Klaus KUNZ, Kerstin ILG, Jörg Nico GREUL, Pierre CRISTAU, Sebastian HOFFMANN, Thomas SEITZ, Oswald ORT, Ulrich HEINEMANN, Jürgen BENTING, Peter DAHMEN, Ulrike WACHENDORFF-NEUMANN, Marcel CALLEJA, Hiroyuki HADANO
  • Pyridinylcarboxylic Acid Derivatives as Fungicides
    Publication number: 20120065197
    Abstract: Pyridinylcarboxylic acid derivatives of the formula (I) in which the symbols A, X, Y1, Y2, Y3, L1, L2, RG, and R1 are each as defined in the description, and also 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: May 26, 2011
    Publication date: March 15, 2012
    Applicant: Bayer CropScience AG
    Inventors: Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Nicola Rahn, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Ulrike Wachendorff-Neumann
  • Novel Heterocyclic Alkanol Derivatives
    Publication number: 20120065062
    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: March 15, 2012
    Applicant: Bayer CropScience AG
    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
  • Novel Heterocyclic Thiosubstituted Alkanol Derivatives
    Publication number: 20120035051
    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: Application
    Filed: May 27, 2011
    Publication date: February 9, 2012
    Applicant: Bayer CropScience AG
    Inventors: Carl Friedrich NISING, Pierre Cristau, Jörg Nico Greul, Hendrik Helmke, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Peter Dahmen, Jürgen Benting
  • Novel Heterocyclic Alkanol Derivatives
    Publication number: 20120004101
    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: January 5, 2012
    Applicant: Bayer CropScience AG
    Inventors: Carl Friedrich NISING, Hendrik Helmke, Pierre Cristau, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting
  • Novel Heterocyclic Alkanol Derivatives
    Publication number: 20120004102
    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: January 5, 2012
    Applicant: Bayer CropScience AG
    Inventors: Carl Friedrich NISING, Hendrik Helmke, Pierre Cristau, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann
  • Ketoheteroarylpiperidine and -Piperazine Derivatives as Fungicides
    Publication number: 20110312999
    Abstract: Ketoheteroarylpiperidine and -piperazine derivatives of the formula (I), in which the symbols A, L1, G, X, Y, T and R1 have the meanings given in the description and 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: April 28, 2011
    Publication date: December 22, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre CRISTAU, Sebastian HOFFMANN, Joachim KLUTH, Thomas SEITZ, Tomoki TSUCHIYA, Pierre WASNAIRE, Jürgen BENTING, Ulrike WACHENDORFF-NEUMANN
  • Heteroarylpiperidine And-Piperazine Derivatives
    Publication number: 20110306620
    Abstract: Heteroarylpiperidine and -piperazine derivatives of the formula (I), in which the symbols have the meanings given in the description and 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: October 27, 2010
    Publication date: December 15, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre Cristau, Nicola Rahn, Tomoki Tsuchiya, Joachim Kluth, Pierre Wasnaire, Sebastian Hoffmann, Jürgen Benting, Ulrike Wachendorff-Neumann, Thomas Seitz
  • Bis(difluoromethyl)pyrazoles as Fungicides
    Publication number: 20110301197
    Abstract: Bis(difluoromethyl)pyrazole derivatives of the formula (I) in which the symbols R1, X, Y and Q 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: May 16, 2011
    Publication date: December 8, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre CRISTAU, Sebastian HOFFMANN, Joachim KLUTH, Thomas SEITZ, Tomoki TSUCHIYA, Pierre WASNAIRE, Jürgen BENTING, Ulrike WACHENDORFF-NEUMANN
  • Bis(difluoromethyl)pyrazoles as Fungicides
    Publication number: 20110224257
    Abstract: Bis(difluoromethyl)pyrazole derivatives of the formula (I) in which the symbols R1, X and G are each as defined in the description, and agrochemically active salts, metal complexes and N-oxides thereof, and use thereof for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).
    Type: Application
    Filed: December 21, 2010
    Publication date: September 15, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre CRISTAU, Sebastian Hoffmann, Joachim Kluth, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Daniela Portz, Ulrike Wachendorff-Neumann
  • THIADIAZOLYLOXYPHENYLAMIDINES AND USE THEREOF AS FUNGICIDES
    Publication number: 20110152080
    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: Application
    Filed: June 19, 2009
    Publication date: June 23, 2011
    Applicant: Bayer Cropscience AG
    Inventors: Pierre Cristau, Joerg Nico Greul, Ulrich Heinemann, Klaus Kunz, Oswald Ort, Thomas Seitz, Arnd Voerste, Peter Dahmen, Ulrike Wachendorff-Neumann, Klaus-Guenther Tietjen, Hiroyuki Hadano
  • THIADIAZOLYLOXYPHENYLAMIDINES AND USE THEREOF AS FUNGICIDE
    Publication number: 20110143937
    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: Application
    Filed: June 19, 2009
    Publication date: June 16, 2011
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Klaus Kunz, Pierre Cristau, Joerg Nico Greul, Ulrich Heinemann, Oswald Ort, Thomas Seitz, Arnd Voerste, Peter Dahmen, Ulrike Wachendorff-Neumann, Klaus Tietjen, Hiroyuki Hadano
  • Isothiazolyloxyphenylamidines and their use as fungicides
    Publication number: 20110130282
    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: Application
    Filed: January 30, 2010
    Publication date: June 2, 2011
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Klaus KUNZ, Kerstin ILG, Jörg Nico GREUL, Pierre CRISTAU, Sebastian HOFFMANN, Thomas SEITZ, Oswald ORT, Ulrich HEINEMANN, Jürgen BENTING, Peter DAHMEN, Ulrike WACHENDORFF-NEUMANN, Marcel CALLEJA, Hiroyuki HADANO
  • Active compound combinations
    Publication number: 20110124501
    Abstract: The present invention relates to active compound combinations, in particular within a fungicide composition, which comprises (A) a thiazol-4-carbonic acid ester of formula (I) and a further fungicidally active compound (B). Moreover, the invention relates to a method for curatively or preventively controlling the phytopathogenic fungi of plants or crops, to the use of a combination according to the invention for the treatment of seed, to a method for protecting a seed and not at least to the treated seed.
    Type: Application
    Filed: October 29, 2010
    Publication date: May 26, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre Cristau, Tomoki Tsuchiya, Ulrike Wachendorff-Neumann, Peter Dahmen
  • Heterocyclyl-substituted thiazoles as crop protection agents
    Patent number: 7943774
    Abstract: Heterocyclyl-substituted thiazoles of the formula (I), in which the symbols have the meanings given in the description, and also to the agrochemically active salts thereof, and their use for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: May 17, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Pierre Cristau, Nicola Rahn, Stefan Herrmann, Tomoki Tsuchiya, Ulrike Wachendorff-Neumann, Arnd Voerste, Jürgen Benting, Pierre Wasnaire, Sebastian Hoffmann
  • Thiazole-4-Carboxylic Acid Esters and Thioesters as Plant Protection Agents
    Publication number: 20110105429
    Abstract: The use of thiazole-4-carboxylic esters and thioesters of the formula (I) in which R1, R2, R3, R4, R5, R6, R7, Y1, Y2, Y3, W, X and G have the meanings given in the description, and also of agrochemically active salts thereof, as fungicides.
    Type: Application
    Filed: April 18, 2009
    Publication date: May 5, 2011
    Applicant: Bayer CropScience AG
    Inventors: Pierre Cristau, Stefan Harrmann, Nicola Rahn, Arnd Voerste, Ulrik Wachendorff-Neumann, Tomoki Tsuchiya
  • Thiazolylpiperidine Derivatives as Fungicides
    Publication number: 20110046178
    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: June 23, 2010
    Publication date: February 24, 2011
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Pierre CRISTAU, Nicola RAHN, Tomoki TSUCHIYA, Ulrike WACHENDORFF-NEUMANN, Jürgen BENTING
  • HERBICIDALLY AND INSECTICIDALLY ACTIVE PHENYL-SUBSTITUTED PYRIDAZINONES
    Publication number: 20110003692
    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: Application
    Filed: December 14, 2009
    Publication date: January 6, 2011
    Applicant: 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
  • THIAZOLYLOXYPHENYLAMIDINES OR THIADIAZOLYLOXYPHENYLAMIDINES AND THEIR USE AS FUNGICIDES
    Publication number: 20100285957
    Abstract: The present invention relates to thiazolyloxyphenylamidines or 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: Application
    Filed: December 9, 2008
    Publication date: November 11, 2010
    Applicant: Bayer CropScience AG
    Inventors: Klaus Kunz, Pierre Cristau, Joerg Nico Greul, Ulrich Heinemann, Kerstin Ilg, Amos Mattes, Oswald Ort, Thomas Seitz, Ulrike Wachendorff-Neumann, Peter Dahmen, Arnd Voerste, Heinz Kehne, Dirk Schmutzler, Hiroyuki Hadano