Patents by Inventor Barbara J. Schaefer

Barbara J. Schaefer 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).

  • Three piece tape bound hard cover books
    Patent number: 5605425
    Abstract: A method for assembling hard cover books with a tape bound cover includes the steps of: providing front and rear hard covers; placing a book block between the front and rear covers; adhering a flexible spine member having an adhesive on one surface thereof to the front and rear hard covers and spine portion of the book block; and adhering an inner leaf sheet to inside surfaces of the front and rear hard covers and outside surfaces of the book block, thereby completing a bound hard cover book.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: February 25, 1997
    Assignee: Xerox Corporation
    Inventor: Barbara J. Schaefer