Patents by Inventor Andre Fougerousse

Andre Fougerousse 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).

  • Cationic dyes, method for the production thereof, and colouring agents containing said compounds
    Publication number: 20040039202
    Abstract: The present invention concerns compounds of formula (V) and (VI), a method for producing them and colorants containing compounds of formula (V) and/or (VI).
    Type: Application
    Filed: March 28, 2003
    Publication date: February 26, 2004
    Inventors: Guido Sauter, Hans-Juergen Braun, Raymond Brouillard, Andre Fougerousse, Christine Roehri-Stoeckel, Emmanuel Gonzalez
  • 1-benzopyrane-derivatives and colouring agents containing the salts thereof
    Publication number: 20030196281
    Abstract: The present invention concerns an agent for coloring fibers that is obtained by mixing two components—if necessary with the addition of an alkalinizing agent or an acid—said agent being characterized in that one component (component A2) contains at least one electrophilic compound and the other component (component A1) contains at least one 1-benzopyran of formula (Ia)/(Ib) or a 1-benzopyrylium derivative of formula (I), 1
    Type: Application
    Filed: March 20, 2003
    Publication date: October 23, 2003
    Inventors: Guido Sauter, Hans-Juergen Braun, Raymond Brouillard, Andre Fougerousse, Christine Roehi-Stoeckel