Patents by Inventor Ted C. Mace

Ted C. Mace 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).

  • Small, lightweight, strong, multiple use cart having a removable vertical support for moving heavy items in or out of dwellings via a person size doorway
    Patent number: 4793624
    Abstract: The cart of the present invention is used to transport planar materials such as plywood and drywall through a person size doorway. The transported material is in an upright position supported by a removable vertical side support on a planar elongated frame. The planar elongated frame is larger in the center and tapers inwardly at each end to about half its central width. The central portion of the cart has two large wheels on a transverse axle while the tapered ends each have central casters. The removable vertical side support has three receivers in the upper surface of the planar elongated frame. One of each of the three members of the vertical side support is received in each of the middle and tapered end sections, respectively. The three members meet and form an arched shape with an off-set central member.
    Type: Grant
    Filed: September 24, 1987
    Date of Patent: December 27, 1988
    Inventor: Ted C. Mace