Patents by Inventor Ernest R. Fields

Ernest R. Fields 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: 5080043
    Abstract: An economical, disposable, container serving as an indoor toilet facility for household cats and formed of bio-degradable and/or recyclable components is disclosed. The foldable paper container has an internal, moisture impervious, coating and includes an open end, a closed end wall, a top and a bottom wall, and a pair of sidewalls connected to the top, bottom and closed end wall. A barrier wall, integral with the bottom wall, is spaced from the ends of the top and sidewalls and closes a fractional portion of the open end to form an open top compartment within the container. A quantity of granular, absorbent litter material is disposed within the open top compartment. When ready for use the container is unfolded or expanded with end portions of the top and sidewalls being folded back over themselves to assist in maintaining the container in the open position.
    Type: Grant
    Filed: March 4, 1991
    Date of Patent: January 14, 1992
    Inventor: Ernest R. Fields