Patents by Inventor Jean-Erick Ancel

Jean-Erick Ancel 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: 7323574
    Abstract: A process for the preparation of compound (III) which comprises the reaction between a compound of general formula (V) and dicyano acetylene (IV), said reaction carried out in the presence of water wherein R is selected from CF3, or C1 to C6 alkyl M is an alkaline or alkaline-earth metal or silver.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: January 29, 2008
    Assignee: BASF Agro B.V. Arnhem
    Inventors: Jean-Erick Ancel, Joelle Vidal
  • Publication number: 20070021620
    Abstract: A process for the preparation of compound (III) which comprises the reaction between a compound of general formula (V) and dicyano acetylene (IV), said reaction carried out in the presence of water wherein R is selected from CF3, or C1 to C6 alkyl M is an alkaline or alkaline-earth metal or silver
    Type: Application
    Filed: September 28, 2006
    Publication date: January 25, 2007
    Inventors: Jean-Erick Ancel, Joelle Vidal
  • Patent number: 7129372
    Abstract: A process for the preparation of compound (III) which comprises the reaction between a compound of general formula (V) and dicyano acetylene (IV), said reaction carried out in the presence of water (IV), (V), (III) wherein R is selected from CF3, or C1 to C6 alkyl M is an alkaline or alkaline-earth metal or silver
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: October 31, 2006
    Assignee: BASF Agro B.V., Amhem (NL)—Wadenswil Branch
    Inventors: Jean-Erick Ancel, Joelle Vidal
  • Patent number: 7094906
    Abstract: The present invention relates to processes for the preparation of a compound of the formula wherein W is nitrogen or —CR3; R1 is halogen, haloalkyl, haloalkoxy, R4S(O)n— or —SF5; R2 is hydrogen or halogen; R3 is halogen; R4 is alkyl or haloalkyl; and n is 0, 1 or 2; and processes for using a compound of the formula (I) in the synthesis of compounds of the formula
    Type: Grant
    Filed: November 10, 2003
    Date of Patent: August 22, 2006
    Assignee: Basf Agro B.V. Arnthem (NL) Wädenswil-Branch
    Inventor: Jean-Erick Ancel
  • Patent number: 7087786
    Abstract: A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula said process comprising reacting a compound having the formula with a cyanide salt.
    Type: Grant
    Filed: May 16, 2005
    Date of Patent: August 8, 2006
    Assignee: BASF Agro B.V., Arnhem (NL), Wadenswil-Branch
    Inventor: Jean-Erick Ancel
  • Publication number: 20060052614
    Abstract: A process for the preparation of compound (III) which comprises the reaction between a compound of general formula (V) and dicyano acetylene (IV), said reaction carried out in the presence of water (IV), (V), (III) wherein R is selected from CF3, or C1 to C6 alkyl M is an alkaline or alkaline-earth metal or silver.
    Type: Application
    Filed: June 30, 2003
    Publication date: March 9, 2006
    Inventors: Jean-Erick Ancel, Joelle Vidal
  • Patent number: 6987203
    Abstract: A process for the preparation of a novel intermediate compound useful in the preparation of phytone and vitamin E.
    Type: Grant
    Filed: January 13, 2003
    Date of Patent: January 17, 2006
    Assignee: Adisseo France S.A.S.
    Inventor: Jean-Erick Ancel
  • Publication number: 20050222419
    Abstract: A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula said process comprising reacting a compound having the formula with a cyanide salt.
    Type: Application
    Filed: May 16, 2005
    Publication date: October 6, 2005
    Inventor: Jean-Erick Ancel
  • Patent number: 6919462
    Abstract: A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula said process comprising reacting a compound having the formula with a cyanide salt.
    Type: Grant
    Filed: July 18, 2003
    Date of Patent: July 19, 2005
    Assignee: BASF Agro B.V., Amhem (NL) - Wadenswil Branch
    Inventor: Jean-Erick Ancel
  • Publication number: 20050065380
    Abstract: A process for the preparation of a novel intermediate compound useful in the preparation of phytone and vitamin E.
    Type: Application
    Filed: January 13, 2003
    Publication date: March 24, 2005
    Applicant: ADDISSEO FRANCE S.A.S.
    Inventor: Jean-Erick Ancel
  • Patent number: 6867307
    Abstract: Intermediate compounds which can be used in the preparation of phytone and Vitamin E, a process for the preparation thereof, and a process for the preparation of phytone and Vitamin E from these intermediate compounds.
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: March 15, 2005
    Assignee: Adisseo France S.A.S.
    Inventors: Jean-Erick Ancel, Pierre Meilland
  • Publication number: 20040198985
    Abstract: The present invention relates to processes for the preparation of a compound of the formula 1
    Type: Application
    Filed: November 10, 2003
    Publication date: October 7, 2004
    Applicant: Aventis Agriculture Ltd.
    Inventor: Jean-Erick Ancel
  • Publication number: 20040030140
    Abstract: A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula 1
    Type: Application
    Filed: July 18, 2003
    Publication date: February 12, 2004
    Applicant: Aventis CropScience S.A.
    Inventor: Jean-Erick Ancel
  • Patent number: 6673956
    Abstract: The present invention relates to processes for the preparation of a compound of the formula wherein W is nitrogen or —CR3; R1 is halogen, haloalkyl, haloalkoxy, R4S(O)n— or —SF5; R2 is hydrogen; R3 is halogen; R4 is alkyl or haloalkyl; and n is 0, 1 or 2.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: January 6, 2004
    Assignee: Aventis Agriculture Ltd.
    Inventor: Jean-Erick Ancel
  • Patent number: 6620944
    Abstract: A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula said process comprising reacting a compound having the formula with a cyanide salt.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: September 16, 2003
    Assignee: Aventis CropScience S.A.
    Inventor: Jean-Erick Ancel
  • Publication number: 20030166950
    Abstract: Novel intermediate compounds which can be used in the preparation of phytone and Vitamin E and a process for the preparation thereof. A process for the preparation of phytone and Vitamin E from these compounds is also claimed.
    Type: Application
    Filed: March 18, 2003
    Publication date: September 4, 2003
    Inventors: Jean-Erick Ancel, Pierre Meilland
  • Patent number: 6479703
    Abstract: The invention concerns a novel method for preparing polyhalogenated paratrifluormethylanilines particularly useful as reaction intermediates for preparing compositions used as insecticides. The products of the inventive method are obtained by the action of ammonia on polyhalogenated para-trifluoromethylbenzene at a temperature ranging between 150 and 350° C. The inventive reaction can be carried out in the presence of an alkaline halide.
    Type: Grant
    Filed: August 23, 2001
    Date of Patent: November 12, 2002
    Assignee: Aventis CropScience SA
    Inventors: Jean-Erick Ancel, Eliane Darnand
  • Publication number: 20020128485
    Abstract: The present invention relates to processes for the preparation of a compound of the formula 1
    Type: Application
    Filed: April 12, 2002
    Publication date: September 12, 2002
    Inventor: Jean-Erick Ancel
  • Patent number: 6410737
    Abstract: Compounds of formula (I) are prepared by hydrogenolysis of a compound of formula (II): where R1 is haloalkyl, haloalkoxy or −SF5; W is N or CR3; and R2 and R3 are H or Cl. The compounds of formula (I) can be used as intermediates in the preparation of pesticidally active arylpyrazole compounds.
    Type: Grant
    Filed: January 4, 2002
    Date of Patent: June 25, 2002
    Assignee: Aventis CropScience, S.A.
    Inventors: Jean-Erick Ancel, Gilles Perrin-Janet, Manuel Vangelisti, Pierre Versproumy
  • Patent number: 6392081
    Abstract: Processes for the preparation of a compound of the formula wherein W is nitrogen or —CR3; R1 is halogen, haloalkyl, haloalkoxy, R4S(O)n— or —SF5; R2 is hydrogen or halogen; R3 is halogen; R4 is alkyl or haloalkyl; and n is 0, 1 or 2.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: May 21, 2002
    Assignee: Aventis Agriculture Ltd.
    Inventor: Jean-Erick Ancel