Patents by Inventor Margaret J. Lee

Margaret J. Lee 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: D443731
    Type: Grant
    Filed: June 13, 2000
    Date of Patent: June 12, 2001
    Inventor: Margaret J. Lee