Patents by Inventor Doyle E. Dean

Doyle E. Dean 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).

  • Topcoat composition and method
    Patent number: 4851456
    Abstract: A paste-like topcoat composition for surfaces comprising a dry mix material of sand, cement and a resinous binder. A liquid mix material comprising water, vinyl acrylates and a solvent for at least one of resinous binder and vinyl acrylates and/or methacrylates is mixed with the dry mix material to provide a topcoat composition that is particularly useful for asphalt surfaces. Other ingredients such as defoaming agents, preservatives, and fungicides can be included in the topcoat composition. A method for construction a topcoat is also provided.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: July 25, 1989
    Assignee: Neverwear Corporation
    Inventor: Doyle E. Dean