Patents by Inventor Catherine H. Green

Catherine H. Green 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).

  • Walker tray
    Patent number: D423290
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: April 25, 2000
    Inventor: Catherine H. Green