Patents by Inventor Irene C. McGrellis

Irene C. McGrellis 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: D426757
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: June 20, 2000
    Inventor: Irene C. McGrellis