Patents by Inventor Dennis D. Busken

Dennis D. Busken 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).

  • Patent number: 5040811
    Abstract: A molded multipurpose utility cart with wheels large enough to transfer uneven or rough surfaces. The cart having a handle high enough for operator manipulation of the cart with one hand without bending of the torso. Two supports on the front and back of the cart permit the towing of one or a series of carts in tandem. The carts fabricated of molded plastic of sufficient strength and rigidity to serve as laundry carts, rubbish carts, and material handling carts.
    Type: Grant
    Filed: April 24, 1989
    Date of Patent: August 20, 1991
    Inventors: Dennis D. Busken, Elaine L. Busken