Patents by Inventor Alain Frappier

Alain Frappier 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).

  • Method of manufacturing curveable reinforcement
    Patent number: 6742255
    Abstract: The invention provides a method of manufacturing curveable reinforcement presenting a pattern comprising solid portions and open portions and intended for use in making a reinforced sealing section member, the method comprising: a) extruding a bead or preform of thermoplastic material; and b) calendering the bead or preform of thermoplastic material to impart said pattern thereto.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: June 1, 2004
    Assignee: Hutchinson
    Inventor: Alain Frappier
  • Elastomer-and-thermoplastic composite, and methods of manufacture
    Patent number: 5807639
    Abstract: A thermoplastic and elastomer composite product and methods of manufacturing it, e.g. a section member comprising a strength member of thermoplastic including a modifying agent such as a poly(1,2-vinyl butadiene) or an ethylene-propylene grafted with maleic anhydride, a thin layer of elastomer including a modifying agent such as an organo-silane or an ethylene-propylene grafted with maleic anhydride, and a sealing lip of elastomer that does not include modifying agent. The invention provides total adhesion between the thermoplastic and the elastomer.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: September 15, 1998
    Assignee: Hutchinson
    Inventors: Alain Frappier, Nicolas Garois