Patents by Inventor Ralph A. Randolph

Ralph A. Randolph 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).

  • Dump cart
    Patent number: 4632461
    Abstract: A wheeled dump cart is described which may be dumped from the user's normal position behind the handle. The cart includes a box member pivotably connected to the frame. A cam member may be pivoted from a normal raised position to a ground-engaging position. The cam member engages the box member and causes it to pivot forwardly relative to the frame so as to dump the contents of the cart.
    Type: Grant
    Filed: September 13, 1985
    Date of Patent: December 30, 1986
    Inventor: Ralph A. Randolph
  • Pull toy
    Patent number: D268605
    Type: Grant
    Filed: November 28, 1980
    Date of Patent: April 12, 1983
    Inventor: Ralph A. Randolph