Patent ID: 6045158
Filing Date: 2000-04-04
Classification: B42D

Abstract:
A book assembly comprising:at least one sheet having an upper side and a back side, the sheet having a plurality of substantially parallel primary folds therein forming a series of panels that are arrange to be folded one on top of another in an accordion fashion, the panels being formed in adjacent sets of two with successive panels having widths that progressively decrease to expose a margin area on an outer edge of the panel set in the folded state of the sheet on which printed indicia may be placed; whereinat least one secondary fold is formed in the sheet, substantially perpendicular to the primary folds; anda series of slits are formed along side edges of selected panel sets such that each selected panel set further comprises at least two additional panels formed by the secondary fold that permits the at least two additional panels to be unfolded upwardly or downwardly perpendicularly to the primary folds.