Patents by Inventor Frederic Tronc

Frederic Tronc 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).

  • Polyamide and/or polyester matrix thermoplastic compositions and articles shaped therefrom
    Publication number: 20070060719
    Abstract: Thermoplastic compositions containing a polyamide and/or polyester matrix and a variety of additives have high fluidity and can be shaped into plastic articles with good mechanical properties and an improved surface appearance.
    Type: Application
    Filed: June 22, 2004
    Publication date: March 15, 2007
    Inventors: Florence Clement, Franck Touraud, Nicolangelo Peduto, Christophe Lapierre, Frederic Tronc
  • Copolymer composition having pigment like properties
    Patent number: 7087677
    Abstract: This invention relates to copolymer compositions having pigment like properties, comprising a fluorescent or non-fluorescent dye attached to a polymer chain by a spacer having a chain length of C3 or longer. The invention also provides for new mono- and difunctional dye monomers comprising a polymerizable group attached to a dye moiety by a spacer of a chain length of C3 or longer. The polymer pigments provide excellent properties, especially high temperature stability and easy applicability as colorant in different standard polymers.
    Type: Grant
    Filed: February 20, 2002
    Date of Patent: August 8, 2006
    Inventors: Bansi Lal Kaul, Jean-Christophe Graciet, Mitchell A. Winnik, Frederic Tronc, Mei Li, Jianping Lu
  • Copolymer composition having pigment like properties
    Publication number: 20040063889
    Abstract: This invention relates to copolymer compositions having pigment like properties, comprising a fluorescent or non-fluorescent dye attached to a polymer chain by a spacer having a chain length of C3 or longer.
    Type: Application
    Filed: August 12, 2003
    Publication date: April 1, 2004
    Inventors: Bansi Lal Kaul, Jean-Christophe Graciet, Mitchell A. Winnik, Frederic Tronc, Mei Li, Jianping Lu