Patents by Inventor Charles L. Barker

Charles L. Barker 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).

  • Disposable booster
    Patent number: 4102270
    Abstract: 1. A booster comprising an open ended housing, a propellant charge carried within said housing, a trap assembly interposed between said propellant and opening for restraining said propellant, said trap including an annular ring member, and a plurality of radially extending arms held in disengageable interlocking relation with said ring member, said interlocking arms and ring member being arranged to maintain a rigid assembly upon the application of force from one direction, but which are readily collapsible upon the removal of said force after the booster has been expended.
    Type: Grant
    Filed: May 8, 1951
    Date of Patent: July 25, 1978
    Assignee: Martin Marietta Corporation
    Inventors: Silvio P. Gualillo, Russell L. Hopping, Ivan E. Tuhy, Charles L. Barker, Herbert H. Buschers
  • Knife handle
    Patent number: D674251
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: January 15, 2013
    Assignee: The Scott Fetzer Company
    Inventors: Jimmy W. Mahaffey, Charles L. Barker
  • Knife handle
    Patent number: D675068
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: January 29, 2013
    Assignee: The Scott Fetzer Company
    Inventors: Jimmy W. Mahaffey, Charles L. Barker