Patents by Inventor Yves Louis Vandenberghe

Yves Louis Vandenberghe 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 levelling a floor
    Patent number: 7241819
    Abstract: A two-pack cementitious composition consisting of iii) an alkaline component comprising gypsum, an alkaline polymer, water and a hydration inhibitor, which is stable in a fluid state and which can be set and hardened upon the addition of an hydration activator, and iv) an acidic component comprising an acid soluble hydration activator, is suitable for forming a self-levelling floor composition. The self-levelling floor composition may be used in a method of levelling a floor.
    Type: Grant
    Filed: July 20, 2004
    Date of Patent: July 10, 2007
    Assignee: Rohm and Haas' Company
    Inventors: Michael Damian Bowe, Bernadette Rufo Corujo, Yves Louis Vandenberghe