Patents by Inventor Jim Blackledge

Jim Blackledge 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).

  • Precast prestress raised access floor construction
    Patent number: 7975443
    Abstract: A precast prestress raised access floor construction is provided which includes a precast prestress concrete slab, having an upper base floor surface and a lower surface, a plurality of raised access floor panel pedestal support members bearing directly upon the upper base floor surface, and a plurality of raised access floor panels connected to the support means whereby a void is formed between the floor panels and the upper base floor surface.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: July 12, 2011
    Inventors: Gary Meyer, Charlie Johnson, Jim Blackledge, Dan Parker, John Hanlon
  • Precast prestress raised access floor construction
    Publication number: 20090320393
    Abstract: A precast prestress raised access floor construction is provided which includes a precast prestress concrete slab, having an upper base floor surface and a lower surface, a plurality of raised access floor panel pedestal support members bearing directly upon the upper base floor surface, and a plurality of raised access floor panels connected to the support means whereby a void is formed between the floor panels and the upper base floor surface.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 31, 2009
    Inventors: Gary Meyer, Charlie Johnson, Jim Blackledge, Dan Parker, John Hanlon