Patents by Inventor Gerard Bouillard

Gerard Bouillard 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).

  • Waterproofing/shaping of quarried building materials
    Patent number: 5021262
    Abstract: Quarried building materials, e.g., slate, marble and stone, are waterproofed and structurally shaped by sawing such quarried material while concomitantly introducing water into the cutting zone, and wherein the process water contains an effective waterproofing amount of a silicone emulsion.
    Type: Grant
    Filed: September 15, 1989
    Date of Patent: June 4, 1991
    Assignee: Rhone-Poulenc Chimie
    Inventors: Gerard Bouillard, Henri Chauffriat