Patents by Inventor Lucas Duffrene

Lucas Duffrene 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).

  • Glass sheet designed to be heat tempered
    Patent number: 7153798
    Abstract: The subject of the invention is a glass sheet intended to be thermally toughened, the matrix of which is of the silica-soda-lime type, having an expansion coefficient ? of greater than 100×10?7 K?1, a Young's modulus E of greater than 60 GPa and a thermal conductivity k of less than 0.9 W/m.K.
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: December 26, 2006
    Assignee: Saint-Gobain Glass France
    Inventors: Frederic Bordeaux, Lucas Duffrene
  • Glass sheet designed to be heat tempered
    Publication number: 20040162213
    Abstract: The subject of the invention is a glass sheet intended to be thermally toughened, the matrix of which is of the silica-soda-lime type, having an expansion coefficient &agr; of greater than 100×10−7 K−1, a Young's modulus E of greater than 60 GPa and a thermal conductivity k of less than 0.9 W/m.K.
    Type: Application
    Filed: February 17, 2004
    Publication date: August 19, 2004
    Applicant: SAINT-GOBAIN GLASS FRANCE
    Inventors: Frederic Bordeaux, Lucas Duffrene
  • Glass sheet intended to be thermally toughened
    Publication number: 20020065187
    Abstract: The subject of the invention is a glass sheet intended to be thermally toughened, the matrix of which is of the silica-soda-lime type, having an expansion coefficient &agr; of greater than 100×10−7 K−1, a Young's modulus E of greater than 60 GPa and a thermal conductivity k of less than 0.9 W/m.K.
    Type: Application
    Filed: November 26, 2001
    Publication date: May 30, 2002
    Applicant: SAINT-GOBAIN GLASS FRANCE
    Inventors: Frederic Bordeaux, Lucas Duffrene
  • Glass sheet designed to be heat tempered
    Patent number: 6335300
    Abstract: The subject of the invention is a glass sheet intended to be thermally toughened, the matrix of which is of the silica-soda-lime type, having an expansion coefficient &agr; of greater than 100×10−7 K−1, a Young's modulus E of greater than 60 GPa and a thermal conductivity k of less than 0.9 W/m.K.
    Type: Grant
    Filed: February 29, 2000
    Date of Patent: January 1, 2002
    Assignee: Saint-Gobain Glass France
    Inventors: Frédéric Bordeaux, Lucas Duffrene