Patents by Inventor Randy G. Blackburn

Randy G. Blackburn 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).

  • Publication number: 20030000107
    Abstract: A device is provided for attachment to the sole of athletic shoes to protect the sole of athletic shoes from damage caused by walking on off-court or street surfaces. The device comprises a base member and securement members for securing the base member to the sole of an athletic shoe and allows the user to avoid having to change from street shoes to athletic shoes before stepping on a court surface and then having to remove his athletic shoes and don street shoes before leaving the playing venue.
    Type: Application
    Filed: July 1, 2002
    Publication date: January 2, 2003
    Inventor: Randy G. Blackburn