Patents by Inventor Burney Mangum

Burney Mangum 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).

  • Portable hoisting system
    Patent number: 5797504
    Abstract: A hoisting system for lifting construction items at a construction site that includes a base assembly, a telescoping pole assembly carried on the base assembly, a slidably positionable line guide assembly slidably mounted to the telescoping pole assembly, a hoisting line assembly having a hoisting line threaded through a guiding aperture of the line guide assembly, and a ratcheting winch assembly mounted onto the telescoping pole assembly and including a take up reel upon which a length of the hoisting line is wound.
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: August 25, 1998
    Inventor: Burney Mangum