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).

  • Patent number: 10125126
    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: Grant
    Filed: April 18, 2013
    Date of Patent: November 13, 2018
    Assignee: BAYER CROPSCIENCE AG
    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
  • Patent number: 10070645
    Abstract: The present invention relates to fungicidal N-cycloalkyl-N-{[2-(1-substitutedcycloalkyl)phenyl]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: Grant
    Filed: December 4, 2014
    Date of Patent: September 11, 2018
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Pierre Cristau, Philippe Desbordes, Julie Geist, Lionel Nicolas, Philippe Rinolfi, Jan-Peter Schmidt, Tomoki Tsuchiya, Jean-Pierre Vors, Ulrike Wachendorff-Neumann
  • Patent number: 10071967
    Abstract: The present invention relates to fungicidal N-cycloalkyl-N-{[2-(1-substitutedcycloalkyl)phenyl]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: Grant
    Filed: December 4, 2014
    Date of Patent: September 11, 2018
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Pierre Cristau, Philippe Desbordes, Julie Geist, Lionel Nicolas, Philippe Rinolfi, Jan-Peter Schmidt, Tomoki Tsuchiya, Jean-Pierre Vors, Ulrike Wachendorff-Neumann
  • Patent number: 10004232
    Abstract: The invention relates to heteroarylpiperidine and -piperazine derivatives of formula (I) to agrochemically active salts thereof, to their use and also to methods and compositions for controlling phytopathogenic harmful fungi in and/or on plants or in and/or on seed of plants, to methods for producing such compositions and to treated seed, and also to the use thereof for controlling phytopathogenic harmful plants in agriculture, horticulture and forestry, in animal health, in materials protection and also in the household and hygiene sector. The present invention further relates to a method for producing heteroarylpiperidine and -piperazine derivatives.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: June 26, 2018
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Stefan Hillebrand, Tomoki Tsuchiya, Sebastian Hoffmann, Pierre Cristau, Pierre Wasnaire, Thomas Seitz, Juergen Benting, Ulrike Wachendorff-Neumann, Peter Jan Schmidt
  • Publication number: 20180146670
    Abstract: The invention relates to fungicidal N-cycloalkyl-N-{[ortho-(1-substituted-cycloalkyl)heteroaryl]methyl}carboxamides and their thiocarbonyl analogs of formula (I), their process of 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. A represents a carbo-linked, unsaturated or partially saturated, optionally substituted 5-membered heterocyclyl group; T represents O or S; Z1 represents an optionally substituted C3-C7-cycloalkyl; p represents 1-5; B1 represents a carbo-linked, unsaturated, monocyclic or fused bicyclic 5-, 6-, 8-, 9-, 10-membered heterocyclyl ring, wherein the dotted line between the two adjacent carbons represents a single bond, a double bond or an aromatic bond.
    Type: Application
    Filed: May 19, 2016
    Publication date: May 31, 2018
    Applicant: Bayer CropScience Aktiengesellschaft
    Inventors: Pierre CRISTAU, Philippe DESBORDES, Julie GEIST, Lionel NICOLAS, Philippe RINOLFI, Jan Peter SCHMIDT, Tomoki TSUCHIYA
  • Publication number: 20180139962
    Abstract: The invention relates to fungicidal N-cycloalkyl-N-{[ortho-(1-substituted-cycloalkyl)heteroaryl]methyl}carboxamides and their thiocarbonyl derivatives of formula (I), 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: May 19, 2016
    Publication date: May 24, 2018
    Applicant: Bayer CropScience Aktiengesellschaft
    Inventors: Pierre CRISTAU, Philippe DESBORDES, Julie GEIST, Lionel NICOLAS, Philippe RINOLFI, Jan Peter SCHMIDT, Tomoki TSUCHIYA
  • Patent number: 9975889
    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: October 31, 2016
    Date of Patent: May 22, 2018
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Stefan Hillebrand, Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Pierre Wasnaire, Tomoki Tsuchiya, Juergen Benting, Ulrike Wachendorff-Neumann, Thomas Seitz
  • Publication number: 20180103641
    Abstract: Heteroarylpiperidine and -piperazine derivatives of the formula (I) in which the symbols RA1, RA2, X, Y, L1, L2, RB1, RB2, 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: October 30, 2017
    Publication date: April 19, 2018
    Inventors: Tomoki TSUCHIYA, Pierre Wasnaire, Sebastian Hoffmann, Thomas Seitz, Stefan Hillebrand, Juergen Benting, Jan Peter Schmidt, Pierre Cristau
  • Patent number: 9930890
    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: July 5, 2016
    Date of Patent: April 3, 2018
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Tomoki Tsuchiya, Pierre Wasnaire, Sebastian Hoffmann, Pierre Cristau, Thomas Seitz, Joachim Kluth, Stefan Hillebrand, Juergen Benting, Daniela Portz, Ulrike Wachendorff-Neumann
  • Patent number: 9914728
    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: October 31, 2016
    Date of Patent: March 13, 2018
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Stefan Hillebrand, Pierre Cristau, Sebastian Hoffmann, Joachim Kluth, Pierre Wasnaire, Tomoki Tsuchiya, Juergen Benting, Ulrike Wachendorff-Neumann, Thomas Seitz
  • Publication number: 20180007903
    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: September 25, 2017
    Publication date: January 11, 2018
    Inventors: Tomoki TSUCHIYA, Pierre WASNAIRE, Sebastian HOFFMANN, Pierre CRISTAU, Thomas SEITZ, Joachim KLUTH, Stefan HILLEBRAND, Juergen BENTING, Daniela PORTZ, Ulrike WACHENDORFF-NEUMANN
  • Patent number: 9801374
    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: Grant
    Filed: October 17, 2013
    Date of Patent: October 31, 2017
    Assignee: BAYER CROPSCIENCE AG
    Inventors: Pierre Cristau, Peter Dahmen
  • Patent number: 9770027
    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: August 10, 2015
    Date of Patent: September 26, 2017
    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
  • Patent number: 9770022
    Abstract: The present invention relates to fungicidal N-cycloalkyl-N-[(bicyclylphenyl)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: Grant
    Filed: June 24, 2014
    Date of Patent: September 26, 2017
    Assignee: BAYER CROPSCIENCE AG
    Inventors: Jurgen Benting, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Stephanie Gary, Philippe Rinolfi, Tomoki Tsuchiya, Ulrike Wachendorff-Neumann
  • Patent number: 9751871
    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: January 28, 2016
    Date of Patent: September 5, 2017
    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
  • Patent number: 9725414
    Abstract: The present invention relates to fungicidal N-bicycloalkyl and N-tricycloalkyl pyrazole-4-(thio)carboxamide derivatives of formula (I), wherein T represents O or S; n represents 0 or 1; and B represents where the bond marked by * is attached to the (CZ2Z3)n-N amide moiety, 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: November 29, 2012
    Date of Patent: August 8, 2017
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Jurgen Benting, Stephane Brunet, Pierre-Yves Coqueron, Pierre Cristau, Peter Dahmen, Philippe Desbordes, Stephanie Gary, Jorg Greul, Helene Lachaise, Jan-Peter Schmidt, Philippe Rinolfi, Jean-Pierre Vors, Ulrike Wachendorff-Neumann
  • Publication number: 20170174634
    Abstract: The present invention relates to novel pyrazole derivatives, to processes for preparing these compounds, to compositions comprising these compounds, and to the use thereof as biologically active compounds, especially for controlling harmful microorganisms in crop protection and in the protection of materials. Further, the present invention also relates to certain intermediates useful for producing said novel pyrazole derivatives.
    Type: Application
    Filed: July 21, 2015
    Publication date: June 22, 2017
    Inventors: JOACHIM TELSER, PETER DAHMEN, ULRIKE WACHENDORFF-NEUMANN, PIERRE CRISTAU, PHILIPPE RINOLFI
  • Patent number: 9668480
    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: Grant
    Filed: October 17, 2013
    Date of Patent: June 6, 2017
    Assignee: BAYER CROPSCIENCE AG
    Inventors: Pierre Cristau, Marie-Claire Grosjean-Cournoyer, Anne Lappartient, Andreas Mehl, Valerie Toquin, Francois Villalba
  • Patent number: 9617286
    Abstract: The present invention relates to fungicidal N-[(trisubstitutedsilyl)methyl]carboxamide or its thiocarboxamide derivatives with formula: 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: November 20, 2012
    Date of Patent: April 11, 2017
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Juergen Benting, Pierre Cristau, Philippe Desbordes, Helene Lachaise, Philippe Rinolfi
  • Publication number: 20170044153
    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: October 31, 2016
    Publication date: February 16, 2017
    Inventors: Stefan HILLEBRAND, Pierre CRISTAU, Sebastian HOFFMANN, Joachim KLUTH, Pierre WASNAIRE, Tomoki TSUCHIYA, Juergen BENTING, Ulrike WACHENDORFF-NEUMANN, Thomas SEITZ