Patents by Inventor Harold P. Blean

Harold P. Blean 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).

  • Backpack seat
    Patent number: 4795068
    Abstract: A backpack frame convertible to a chair through the use of a lightweight conversion assembly that includes a U-shaped member that attaches between the backpack frame and the shoulder straps of the backpack so that the shoulder strap becomes a seat when the pack is leaned against a vertical surface.The entire conversion assembly is very light and occupies little space and can be readily carried in the backpack or can be permanently attached to the backpack frame.
    Type: Grant
    Filed: September 21, 1987
    Date of Patent: January 3, 1989
    Inventor: Harold P. Blean