Patents by Inventor Sandra Dee Duer

Sandra Dee Duer 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: 5820142
    Abstract: The present invention discloses sanitary coverings for the handles of hand-propelled carts. The coverings may be portable. The coverings may be disposable or recyclable. Various fastening arrangements may be used along the edges of the sanitary coverings to allow the coverings to be securely wrapped about the handles of hand-propelled carts. The preferred arrangement utilizes a partially closed crescent shaped resilient plastic sanitary covering. Various improvements upon the basic tubular sanitary coverings include the use of flaps on the ends thereof to cover larger portions of the surface areas of the handles as well as the sides of carts, and flexible corrugated portions in the structure of the sanitary coverings to accommodate handles and supporting members of various types. The sanitary coverings may also take the form of recyclable, sturdy, resilient, split plastic tubes capable of being dispensed one-at-a-time from dispensers located on the premises of commercial establishments.
    Type: Grant
    Filed: May 3, 1995
    Date of Patent: October 13, 1998
    Inventor: Sandra Dee Duer