Patents by Inventor William S. Danboise

William S. Danboise 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).

  • Mattress carrier
    Patent number: 4953904
    Abstract: A mattress carrier, of molded, integrated, high impact plastic construction, has a pair of opposed sides and a bottom that form an open ended cradle.
    Type: Grant
    Filed: February 9, 1989
    Date of Patent: September 4, 1990
    Inventor: William S. Danboise