Patents by Inventor Steven B. Evans

Steven B. Evans 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).

  • Security door
    Patent number: D307479
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: April 24, 1990
    Assignee: Daris Design Company
    Inventors: Richard Bennett, Steven B. Evans, Damon A. Davis