Patents by Inventor Harless Pierce

Harless Pierce 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).

  • Chain anchor
    Patent number: 4027989
    Abstract: A chain anchor which provides for manual quick engagement of a chain with a fixed anchor member, and manual quick disengagement of the chain from said anchor member, both readily, conveniently, and without the use of tools; the structural configuration of such chain-engaging anchor member, together with an associated guard, precluding accidental escape of the chain from the anchor member yet without hindering such manual quick engagement and manual quick disengagement of the chain.
    Type: Grant
    Filed: August 13, 1976
    Date of Patent: June 7, 1977
    Inventor: Harless Pierce
  • Vehicle bumper convertible to a tow bar
    Patent number: 3947062
    Abstract: A vehicle bumper--especially designed but not limited for use on utility or sport vehicles such as the "Jeep"--comprised of a combination of parts normally forming a rigid transverse bumper but readily adjustable to a mode in which such parts, upon attachment of a towing socket, provide a forwardly projecting tow bar.
    Type: Grant
    Filed: April 7, 1975
    Date of Patent: March 30, 1976
    Inventor: Harless Pierce
  • Safety chain holder
    Patent number: D257837
    Type: Grant
    Filed: March 9, 1979
    Date of Patent: January 13, 1981
    Inventor: Harless Pierce