Patents by Inventor Rita Collins

Rita Collins 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).

  • Plant waterer
    Patent number: D333763
    Type: Grant
    Filed: February 12, 1991
    Date of Patent: March 9, 1993
    Inventor: Rita Collins