Patents by Inventor Jean-Michel Villanueva

Jean-Michel Villanueva 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).

  • Continuous process for the preparation of a stable herbicidal aqueous suspension concentrate composition
    Patent number: 6617280
    Abstract: The present invention provides a continuous process for the preparation of a stable aqueous suspension concentrate composition of pendimethalin, alone or in combination with another pesticide, which comprises mixing a molten stream of pendimethalin with a cold aqueous stream containing coformulants plus seed crystals of orange pendimethalin.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: September 9, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Jean-Paul Fafchamps, Jean-Michel Villanueva
  • Continous process for the preparation of a stable herbicidal aqueous suspension concentrate composition
    Publication number: 20020128154
    Abstract: The present invention provides a continuous process for the preparation of a stable aqueous suspension concentrate composition of pendimethalin, alone or in combination with another pesticide, which comprises mixing a molten stream of pendimethalin with a cold aqueous stream containing coformulants plus seed crystals of orange pendimethalin.
    Type: Application
    Filed: August 24, 2001
    Publication date: September 12, 2002
    Applicant: Intellectual Property Department BASF Aktiengesellschaft
    Inventors: Jean-Paul Fafchamps, Jean-Michel Villanueva