Patents by Inventor Johnnie L. Briggs

Johnnie L. Briggs 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).

  • Pail lifter
    Patent number: 4902191
    Abstract: A mobile truck for moving containers and other articles comprising a base, supporting standards at opposite sides of the base, a handle pivotally attached at the upper ends of the standards, a lift supporting member pivotally attached to the handle and to a suitable lifter arm, the lifter arm having attached at one end a lifting device and the other end of the lifter arm being pivotally attached to a connecting bar, with the other end of the connecting bar being pivotally attached to the truck base.
    Type: Grant
    Filed: December 9, 1985
    Date of Patent: February 20, 1990
    Assignee: Asarco Incorporated
    Inventors: Joseph B. Cumbest, Johnnie L. Briggs, Francis R. Jones