Patents by Inventor Ella Henderson

Ella Henderson 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).

  • Refillable bingo dabber
    Patent number: D351626
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: October 18, 1994
    Inventor: Ella Henderson
  • Refillable bingo dabber
    Patent number: D353163
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: December 6, 1994
    Inventor: Ella Henderson