Patents by Inventor Helen Young

Helen Young 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: D252657
    Type: Grant
    Filed: December 30, 1977
    Date of Patent: August 21, 1979
    Assignee: N A S Import Corp.
    Inventor: Helen Young
  • Patent number: D253502
    Type: Grant
    Filed: December 30, 1977
    Date of Patent: November 27, 1979
    Assignee: N A S Import Corp.
    Inventor: Helen Young