Patents by Inventor Raymond A. Doty

Raymond A. Doty 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).

  • Shopping cart attachments
    Patent number: 5312122
    Abstract: A plurality of shopping cart attachments for facilitating the operation and improving the child carrying capabilities of existing shopping carts including a tandem child seat system for converting a shopping cart into a tandem shopping cart, a back guard/harness system for preventing a child from standing up and/or turning around while in a shopping cart child seat and a protective cart clip system for preventing a child from coming into contact with the germ laden handlebar area of a shopping cart.
    Type: Grant
    Filed: December 31, 1992
    Date of Patent: May 17, 1994
    Inventor: Raymond A. Doty