Patents by Inventor Cathy Durden

Cathy Durden 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).

  • Dispensing orifice
    Patent number: 6409044
    Abstract: There is provided a dispensing orifice. The edge surfaces of the orifice define a breadth and a width for the orifice. The ratio of the minimum breadth of the orifice to the thickness of a dispensed sheet is preferably about 8:1 to about 18:1. The ratio of the width of a dispensed sheet to the maximum width of the orifice is preferably about 2:1 to about 5:1. In a preferred embodiment, at least one of the sides of the orifice is curved. Moreover, at least one of the sides of the orifice preferably has a plurality of nodules extending a distance into the orifice. Preferably, the ratio of the minimum breadth of the orifice to the distance that the nodules extend into the orifice is about 2:1 to about 8:1.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: June 25, 2002
    Assignee: Playtex Products, Inc.
    Inventors: Jeffrey Brown, Cathy Durden, Dane R Jackson