20100207375 | BOOK PRODUCT AND PAGES FOR THE SAME - A book product is described comprising a plurality of sheets. Each sheet is provided with at least one binding preweakening pattern along at least one side parallel to the edge between straight lateral edges of the sheet. The binding preweakening patterns of sheets lying on top of one another are aligned with one another. An elastic binding device is arranged in the area of the binding preweakening patterns, the elastic binding device holding the sheets together. Further, a sheet for insertion into the book product is described. The sheets can be easily inserted into and removed from the book product. | 08-19-2010 |