Patents by Inventor Mark L. Madden

Mark L. Madden 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).

  • Asymmetrical portable dispenser
    Patent number: 5620109
    Abstract: An asymmetrical portable dispenser having a dispenser opening for dispensing small articles. Asymmetrical dispenser including an asymmetrical tray slidably mounted within a similarly configured asymmetrical sleeve for orientating the dispenser opening in an upward position by placing the opposite dissimilar side in an downward position.
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: April 15, 1997
    Inventor: Mark L. Madden