Patents by Inventor Jefferson Spivey

Jefferson Spivey 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: D257056
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: September 23, 1980
    Inventor: Jefferson Spivey
  • Patent number: D298477
    Type: Grant
    Filed: June 7, 1985
    Date of Patent: November 8, 1988
    Inventor: Jefferson Spivey