Patents by Inventor Jean-Jacques Couchoud

Jean-Jacques Couchoud 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).

  • Thermoplastic polyamide/-polyetheramide/elastomer alloys having improved mechanical properties
    Patent number: 5883195
    Abstract: Novel thermoplastic polymer alloys adopted for easy conversion, e.g., by injection molding or extrusion techniques, into useful shaped articles having improved mechanical properties, for example, high impact strengths, include a polyamide, e.g., nylon 6 or nylon 12, a thermoplastic elastomer, e.g., ABS, MBS or EPDM, and a polyetheramide, advantageously a polyetheresteramide.
    Type: Grant
    Filed: June 25, 1997
    Date of Patent: March 16, 1999
    Assignee: Atochem
    Inventors: Jean-Jacques Couchoud, Michel Glotin, Bernard Guerin, Georges Parmeland