Patents by Inventor D'Ann Challoner

D'Ann Challoner 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).

  • Quadricycle frame
    Patent number: D385225
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: October 21, 1997
    Inventors: Lewis Challoner, D'Ann Challoner
  • Tricycle frame
    Patent number: D406554
    Type: Grant
    Filed: February 5, 1996
    Date of Patent: March 9, 1999
    Inventors: Lewis Challoner, D'Ann Challoner
  • Quadricycle frame
    Patent number: D408761
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: April 27, 1999
    Assignee: Lewis Challoner
    Inventors: Lewis Challoner, D'Ann Challoner