Patents by Inventor Steve Ullum

Steve Ullum 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).

  • Step stool
    Patent number: D434855
    Type: Grant
    Filed: August 13, 1999
    Date of Patent: December 5, 2000
    Assignee: Cosco Management, Inc.
    Inventors: Steve Ullum, Jerry R. Smith