Patents by Inventor Chris W. Matthews

Chris W. Matthews 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).

  • Concrete forming system
    Patent number: 6158710
    Abstract: An improved concrete forming system comprising a concrete forming unit which includes at least one pair of oppositely disposed and laterally spaced apart form segments Each form segment includes an upright wall forming section and a foundation footer forming section which extends outwardly from a lower end portion of its upright wall forming section. A panel member is detachably connected to the wall forming section of each form segment and is positioned to face a corresponding panel member of the oppositely disposed and laterally spaced apart form segment.
    Type: Grant
    Filed: March 3, 1999
    Date of Patent: December 12, 2000
    Inventor: Chris W. Matthews