Patents by Inventor Fr ed eric Menu

Fr ed eric Menu 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).

  • Process for the surface treatment of an article by sulphonation and neutralization
    Patent number: 5605718
    Abstract: Process for the surface treatment of at least a part of an article comprising at least one surface essentially composed of a plastic, the said process comprising at least one sulphonation stage and at least one neutralization stage and being characterized in that the neutralization is carried out by bringing into contact with at least one polyamine compound.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: February 25, 1997
    Assignee: Solvay (Soci et e Anonyme)
    Inventors: Anne Tinant, Fr ed eric Menu, Zdenek Hruska