Patents by Inventor David George Dawson

David George Dawson 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).

  • Cementitious compositions
    Patent number: 4070199
    Abstract: Cured cementitious compositions having a modulus of rupture of greater than 15 MN/m.sup.2 are prepared by curing and drying a homogeneous uncured cementitious composition which comprises in defined proportions hydraulic cement, water and a selected water-dispersible polymer.
    Type: Grant
    Filed: October 27, 1976
    Date of Patent: January 24, 1978
    Assignee: Imperial Chemical Industries Limited
    Inventors: Stephen Barry Downing, Desmond Wilfred John Osmond, Maurice Wainwright Skinner, Edmund James West, David George Dawson