Patents by Inventor Doug A. Christensen

Doug A. Christensen 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).

  • Gusseted and Recessed-Leg Area Corner Caps
    Publication number: 20110162305
    Abstract: A three-way corner cap having three legs joined to a central corner region. Each leg includes an arcuate region extending along the length of the leg and a planar gusset projecting outwardly from and connecting each side edge of the arcuate region, with at least one leg also including a recessed area integral with the gusset along each side edge.
    Type: Application
    Filed: March 16, 2011
    Publication date: July 7, 2011
    Inventors: Sean Bullis, Doug A. Christensen
  • Corner piece for structures
    Publication number: 20060265996
    Abstract: A corner piece has two or more arcuate legs extending along different directions which meet at an intersection. Each leg has an exposed edge facing away from the intersection, and at least one leg has a shoulder between the respective exposed edge and the intersection. The shoulder faces away from the intersection and a gusset extends from the exposed edge of the leg with the shoulder towards and beyond the shoulder.
    Type: Application
    Filed: January 4, 2006
    Publication date: November 30, 2006
    Applicant: Construction Technologies, L.L.C.
    Inventors: Sean Bullis, Doug Christensen