Patents by Inventor Dennis M. Dixon

Dennis M. Dixon 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).

  • Process for producing building materials from raw paint sludge
    Patent number: 7128780
    Abstract: A process for producing building materials, such as asphalt, cement, concrete, mortar, or plaster board from liquid paint sludge containing water and paint solids produced from overspray in commercial paint booth operations. The preferred embodiment comprises adding the liquid paint sludge as the hydrating agent directly to the building material mix.
    Type: Grant
    Filed: October 3, 2002
    Date of Patent: October 31, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Robert R. Matheson, Dennis M. Dixon, John R. Moore, David A. Fischer
  • Process for producing building materials from raw paint sludge
    Publication number: 20030084824
    Abstract: A process for producing building materials, such as asphalt, cement, concrete, mortar, or plaster board from liquid paint sludge containing water and paint solids produced from overspray in commercial paint booth operations. The preferred embodiment comprises adding the liquid paint sludge as the hydrating agent directly to the building material mix.
    Type: Application
    Filed: October 3, 2002
    Publication date: May 8, 2003
    Inventors: Robert R. Matheson, Dennis M. Dixon, John R. Moore, David A. Fischer