Patents by Inventor Madeline Cartwright

Madeline Cartwright 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).

  • Universal paper roll holder
    Patent number: 6367734
    Abstract: An apparatus that can adapt a toilet tissue holder into a paper towel holder. The apparatus can be sold in kit forms so that a person can convert a standard toilet tissue holder into a holder for paper towels thus insuring that the style and design of the fixtures match.
    Type: Grant
    Filed: June 2, 2000
    Date of Patent: April 9, 2002
    Inventor: Madeline Cartwright