Patents by Inventor Sarah A. Bernardin

Sarah A. Bernardin 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).

  • Fold and hold answer book
    Patent number: 4487430
    Abstract: This disclosure provides a mechanical embodiment for a question and answer book. The current invention provides for a question posed by the story in the book to be answered by a mechanical manipulation of the book pages.
    Type: Grant
    Filed: January 29, 1982
    Date of Patent: December 11, 1984
    Inventor: Sarah A. Bernardin