Patents by Inventor Bobby Satterfield

Bobby Satterfield 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).

  • Self-emptying tank floor
    Patent number: 6173991
    Abstract: A floor for a tank formed of a superstructure and a skin, wherein the superstructure is formed of a pair of spaced floor rails, one on the left and one on the right side of the tank, and a spaced series of normally disposed thereto V-trough struts or cross-members each of which slopes from the interior sidewall edges of the tank toward the center longitudinal axis, while at the same time their respective effective elevation is decreased from the back to the front of the tank, such that the skin attached over the superstructure slopes both inwardly toward the middle of the tank from each side and forwardly from the rear of the tank toward the front of the tank.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: January 16, 2001
    Inventors: Edward Piona, Bobby Satterfield, Gobler Pineda
  • Mobile storage tank
    Patent number: D417171
    Type: Grant
    Filed: July 7, 1998
    Date of Patent: November 30, 1999
    Assignee: Environmental Service Products Manufacturing, Inc.
    Inventors: Bobby Satterfield, Edward Piona