Patents by Inventor David Donelson

David Donelson 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).

  • Methods and compositions for microsurfacing
    Publication number: 20050209376
    Abstract: A composition for microsurfacing of pavement is described. The composition includes a polymer-modified emulsion asphalt oil, water, cement, and crushed aggregate. The crushed aggregate includes a first portion having an L.A. abrasion resistance which is higher than an L.A. abrasion resistance of a second portion of the crushed aggregate.
    Type: Application
    Filed: March 22, 2004
    Publication date: September 22, 2005
    Inventors: Michael Donelson, Terrence Donelson, David Donelson