Patents by Inventor Walter Slack

Walter Slack 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).

  • Single wheel skate
    Patent number: D347044
    Type: Grant
    Filed: June 26, 1992
    Date of Patent: May 17, 1994
    Inventors: Walter Slack, Terry Cupples