Patents by Inventor Francois Bosc

Francois Bosc 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).

  • Cement-Based Self-Leveling Composition
    Patent number: 6309457
    Abstract: The present invention relates to a self-leveling composition for floor toppings, characterized in that it is based on Portland cement or on cement mix CM II or CM III, and in that it further comprises at least sand, water and at least one plasticizer which is a water-soluble or water-dispersible organic compound (I) containing at least one aminodi(alkylenephosphonic) group and at least one polyoxyalkyl chain, or at least one salt of compound (I).
    Type: Grant
    Filed: January 28, 2000
    Date of Patent: October 30, 2001
    Assignee: Lafarge S.A.
    Inventors: Jean-Paul Guerinet, Martin Mosquet, Francois Bosc, Jacques Chappuis