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).

  • N-hetarylmethyl pyrazolylcarboxamides
    Patent number: 9320276
    Abstract: The present invention relates to N-Hetarylmethyl pyrazolylcarboxamides derivatives or their thiocarboxamides derivatives, their process of preparation, their use as fungicide, particularly in the form of compositions. Formula (I), and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: November 2, 2011
    Date of Patent: April 26, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Jurgen Benting, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Stephanie Gary, Jan-Peter Schmidt, Ulrike Wachendorff-Neumann
  • Bis(difluoromethyl)pyrazoles as fungicides
    Patent number: 9247748
    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: Grant
    Filed: September 12, 2014
    Date of Patent: February 2, 2016
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Tomoki Tsuchiya, Pierre Wasnaire, Jurgen Benting, Daniela Portz, Ulrike Wachendorff-Neumann, Stefan Hillebrand
  • N-[(het)arylethyl)] pyrazole(thio)carboxamides and their heterosubstituted analogues
    Patent number: 9232799
    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: Grant
    Filed: June 1, 2011
    Date of Patent: January 12, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    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 Wachendorff-Neumann, Lothar Willms
  • Ketoheteroarylpiperidine and -piperazine derivatives as fungicides
    Patent number: 9220266
    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: Grant
    Filed: April 28, 2011
    Date of Patent: December 29, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Thomas Seitz, Tomoki Tsuchiya, Pierre Wasnaire, Jürgen Benting, Ulrike Wachendorff-Neumann
  • Heteroarylpiperidine and - piperazine derivatives as fungicides
    Publication number: 20150368237
    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: August 28, 2015
    Publication date: December 24, 2015
    Inventors: Sebastian HOFFMAN, Pierre WASNAIRE, Tomoki TSUCHIYA, Pierre CRISTAU, Thomas SEITZ, Joachim KLUTH, Jurgen BENTING, Ulrike WACHENDORFF-NEUMANN
  • Thiazolyl oxime ethers and hydrazones as crop protection agents
    Patent number: 9215875
    Abstract: Thiazolyl oxime ethers and hydrazones of the formula (I), in which the symbols A, L1, L2, Y, W, X, R1, R2, R3, R4, R5, R6 and R7 have the meanings given in the description, and also agrochemically active salts thereof, and their use for controlling phytopathogenic harmful fungi, and also methods for controlling phytopathogenic harmful fungi and processes for preparing compounds of the formula (I).
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: December 22, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Pierre Cristau, Nicola Rahn, Tomoki Tsuchiya, Ulrike Wachendorff-Neumann, Arnd Voerste, Jürgen Benting
  • Heteroarylpiperidine and -piperazine derivatives as fungicides
    Publication number: 20150351403
    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 10, 2015
    Publication date: December 10, 2015
    Inventors: Tomoki TSUCHIYA, Pierre WASNAIRE, Sebastian HOFFMANN, Pierre CRISTAU, Thomas SEITZ, Joachim KLUTH, Stefan HILLEBRAND, Juergen BENTING, Daniela PORTZ, Ulrike WACHENDORFF-NEUMANN
  • Heteroarylpiperidine and- piperazine derivates as fungicides
    Patent number: 9204649
    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: Grant
    Filed: May 29, 2014
    Date of Patent: December 8, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Sebastian Hoffmann, Pierre Wasnaire, Tomoki Tsuchiya, Pierre Cristau, Thomas Seitz, Joachim Kluth, Jurgen Benting, Ulrike Wachendorff-Neumann
  • Bis(difluoromethyl)pyrazoles as fungicides
    Patent number: 9167821
    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: Grant
    Filed: August 20, 2013
    Date of Patent: October 27, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Tomoki Tsuchiya, Pierre Wasnaire, Jurgen Benting, Daniela Portz, Ulrike Wachendorff-Neumann
  • Heteroarylpiperidine and -piperazine derivatives as fungicides
    Patent number: 9150565
    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: Grant
    Filed: March 26, 2014
    Date of Patent: October 6, 2015
    Assignee: BAYER CROPSCIENCE AG
    Inventors: Tomoki Tsuchiya, Pierre Wasnaire, Sebastian Hoffmann, Pierre Cristau, Thomas Seitz, Joachim Kluth, Stefan Hillebrand, Juergen Benting, Daniela Portz, Ulrike Wachendorff-Neumann
  • Heterocyclic alkanol derivatives
    Patent number: 9145403
    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: September 14, 2012
    Date of Patent: September 29, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Carl Friedrich Nising, Pierre Cristau, Hendrik Helmke, Gorka Peris, Tomoki Tsuchiya, Pierre Wasnaire
  • ACTIVE COMPOUND COMBINATIONS COMPRISING CARBOXAMIDE DERIVATIVES AND A BIOLOGICAL CONTROL AGENT
    Publication number: 20150264928
    Abstract: The present invention relates to active compound combinations, in particular within a composition, which comprises (A)) a N-cyclopropyl-N-[substituted-benzyl]-3-(difluoromethyl)-5-fluoro-1-methyl-1H-pyrazole-4-carboxamide or thiocarboxamide derivative and (B) a biological control agent. 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 17, 2013
    Publication date: September 24, 2015
    Inventors: Pierre Cristau, Peter Dahmen
  • METHOD FOR TREATING PLANTS AGAINST FUNGI RESISTANT TO FUNGICIDES USING CARBOXAMIDE OR THIOCARBOXAMIDE DERIVATIVES
    Publication number: 20150264927
    Abstract: The invention relates to the use of N-cyclopropyl-N-[substituted-benzyl]-3-(difluoromethyl)-5-fluoro-1-methyl-1H-pyrazole-4-carboxamide or thiocarboxamide derivatives and/or salts thereof for improving growth in crops, comprising preventively and/or curatively controlling resistant strains of fungi, particularly for controlling strains of fungi resistant to SDHI fungicides. The invention further relates to associated methods.
    Type: Application
    Filed: October 17, 2013
    Publication date: September 24, 2015
    Inventors: Pierre Cristau, Marie-Claire Grosjean-Cournoyer, Anne Lappartient, Andreas Mehl, Valerie Toquin, Francois Villalba
  • METHOD OF PLANT GROWTH PROMOTION USING CARBOXAMIDE DERIVATIVES
    Publication number: 20150259294
    Abstract: The present invention relates to a new method of plant treatment that is able to induce positive growth regulating responses by applying a non-phytotoxic, effective plant growth promoting amount of a compound having the formula (I)
    Type: Application
    Filed: October 17, 2013
    Publication date: September 17, 2015
    Inventors: Pierre Cristau, Peter Dahmen, Ulrich Krieg, Anne Lappartient, Valerie Toquin, Francois Villalba, Ingo Wetcholowsky
  • METHOD FOR ENHANCING TOLERANCE TO ABIOTIC STRESS IN PLANTS USING CARBOXAMIDE OR THIOCARBOXAMIDE DERIVATIVES
    Publication number: 20150250176
    Abstract: The invention relates to the use of a compound of formula (I) for enhancing tolerance in plants to abiotic stress and to the associated enhancement in plant growth and/or increase in plant yield, and to corresponding methods.
    Type: Application
    Filed: October 17, 2013
    Publication date: September 10, 2015
    Inventors: Pierre Cristau, Jan Dittgen, Dirk Schmutzler
  • ACTIVE COMPOUND COMBINATIONS COMPRISING CARBOXAMIDE DERIVATIVES
    Publication number: 20150245610
    Abstract: The present invention relates to active compound combinations, in particular within a composition, which comprises (A) a N-cyclopropyl-N-[substituted-benzyl]-3-(difluoromethyl)-5-fluoro-1-methyl-1H-pyrazole-4-carboxamide or thiocarboxamide derivative of formula (I) and (B) a further herbicidally active compound or (C) a plant growth regulator and/or (D) a safener for reducing phytotoxic actions of agrochemicals. 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 17, 2013
    Publication date: September 3, 2015
    Inventors: Pierre Cristau, Peter Dahmen
  • Thiazol-4-Carboxylic Acid Esters and Thioesters as Plant Protection Agents
    Publication number: 20150237859
    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 3, 2015
    Publication date: August 27, 2015
    Inventors: Pierre CRISTAU, Stefan HERRMANN, Nicola RAHN, Arnd VOERSTE, Ulrike WACHENDORFF-NEUMANN, Tomoki TSUCHIYA
  • HETEROARYL PIPERIDINE AND HETEROARYL PIPERAZINE DERIVATIVES AS FUNGICIDES
    Publication number: 20150218152
    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: January 16, 2015
    Publication date: August 6, 2015
    Inventors: Stefan HILLEBRAND, Pierre CRISTAU, Sebastian HOFFMANN, Joachim KLUTH, Pierre WASNAIRE, Tomoki TSUCHIYA, Juergen BENTING, Ulrike WACHENDORFF-NEUMANN, Thomas SEITZ
  • N-CYCLOALKYL-N-[(HETEROCYCLYLPHENYL)METHYLENE]-(THIO)CARBOXAMIDE DERIVATIVES
    Publication number: 20150210678
    Abstract: The present invention relates to fungicidal N-cycloalkyl-N-[(heterocyclylphenyl)methylene]carboxamide derivatives and their thiocarbonyl derivatives, 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: April 18, 2013
    Publication date: July 30, 2015
    Inventors: Christoph Braun, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Mazen Es-sayed, Helene Lachaise, Philippe Rinolfi, Jan-Peter Schmidt, Tomoki Tsuchyia, Jean-Pierre Vors, Ulrike Wachendorff-Neumann
  • N-benzyl heterocyclic carboxamides
    Patent number: 9084424
    Abstract: The present invention relates to N-benzyl heterocyclic carboxamides derivatives or their thiocarboxamides derivatives, their process of preparation, their use as fungicide, particularly in the form of compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: July 21, 2015
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Jurgen Benting, Pierre Cristau, Philippe Desbordes, Stephanie Gary, Jorg Greul, Hendrik Helmke