Patents by Inventor Robert C. McCormick

Robert C. McCormick 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).

  • Patent number: 4394946
    Abstract: An elongated horizontal base is pivotally connected at one end with an upstanding link and has a stop forming tongue struck out of its link connected end portion in contact with the link. The link is connected at its upper end portion with a horizontally disposed U-shaped yoke for engagement with and removing a boot. The yoke and link may be pivoted to a common plane and pivoted as a unit to underlie the base when not in use.
    Type: Grant
    Filed: May 18, 1981
    Date of Patent: July 26, 1983
    Assignee: HyJacker Products, Inc.
    Inventor: Robert C. McCormick
  • Patent number: 4342249
    Abstract: In a pedal steel guitar a plurality of pivotally interconnected levers, selectively moved by the pedals, are connected with the quitar string ends opposite the neck end of the guitar for effecting string pitch changes. Vertically movable posts, each supporting a pulley over which the respective string is entrained, are disposed adjacent the neck end of the guitar for positioning the upper surface of all the strings in a common plane.
    Type: Grant
    Filed: December 15, 1980
    Date of Patent: August 3, 1982
    Inventors: Robert C. McCormick, Tom H. McCormick
  • Patent number: D274673
    Type: Grant
    Filed: February 1, 1982
    Date of Patent: July 17, 1984
    Assignee: HyJacker Products, Inc.
    Inventor: Robert C. McCormick