Patents by Inventor J. David Coleman

J. David Coleman 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).

  • Construction block
    Patent number: 6571525
    Abstract: A system for modular construction provided by interconnectable and stackable polymeric blocks having end and side walls connected to a top wall, and exterior and interior cylinders. The exterior cylinders are matable with the interior cylinders of a connecting block, and apertures in the top wall allow for re-bar, conduit or installation of insulation. Raised ribs located adjacent to the top wall contact the connecting block to further enhance stability of the erected structure.
    Type: Grant
    Filed: August 1, 2001
    Date of Patent: June 3, 2003
    Inventor: J. David Coleman
  • Construction block
    Publication number: 20030029119
    Abstract: A system for modular construction provided by interconnectable and stackable polymeric blocks having end and side walls connected to a top wall, and exterior and interior cylinders. The exterior cylinders are matable with the interior cylinders of a connecting block, and apertures in the top wall allow for re-bar, conduit or installation of insulation. Raised ribs located adjacent to the top wall contact the connecting block to further enhance stability of the erected structure.
    Type: Application
    Filed: August 1, 2001
    Publication date: February 13, 2003
    Inventor: J. David Coleman