Patents by Inventor James E. Erdahl

James E. Erdahl 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 Spacer with Supporting Element
    Publication number: 20150204076
    Abstract: A concrete spacer for use in supporting wire mesh for pouring concrete within a mold. The spacer includes a base portion and an arm portion to offer stability. The base portion is trapezoid shaped and includes a clip for attachment to the wire mesh. The arm portion offers stability and extends opposite the base portion for attachment to the wire mesh.
    Type: Application
    Filed: January 20, 2015
    Publication date: July 23, 2015
    Inventors: Marvin W. Iler, James E. Erdahl