Patents by Inventor Don E. McCown

Don E. McCown 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).

  • Oil well sucker rod
    Patent number: 4919560
    Abstract: Disclosed is an oil well sucker rod having a fiberglass rod with steel connectors on each end. Each connector has a rod-receiving receptacle having an open end, a closed end, and a plurality of axially spaced annular, tapered surfaces. The taper angles of the tapered surfaces are progresssively less toward the open end of the receptacle. An annular centering surface within the receptacle engages the end of the rod to the center the rod within the connector. A plurality of evenly spaced dimples on the connector extend into the receptacle to the center the rod within the connector at a point spaced from the centering surface.
    Type: Grant
    Filed: April 28, 1989
    Date of Patent: April 24, 1990
    Assignee: Fiberglass Technologies, Inc.
    Inventors: Woodrow T. Rutledge, Jr., Russell P. Rutledge, T. Mike Jones, Don E. McCown, J. Tom Hodnett