Patent ID: 7407469
Filing Date: 2008-08-05
Classification: B42F,B65D,Y10S

Abstract:
1. A method for assembling an expandable folder, comprising the steps of: folding a first side of a single, integral sheet of material over a back, the back having a lower edge, an upper edge, and first and second side edges, the back having a width defined between said first and second side edges and the first side connected to the first side edge of said back by first, second and third side fold lines and the first side having a slot; folding a second side over the back, the second side connected to the second side edge of said back by first, second and third side fold lines and the second side having a slot; folding a front connected to the lower edge of said back by first, second and third lower fold lines toward the back, the front having a cover portion and a fold over portion, the front having a width corresponding to width of the back, the fold over portion of said front having a first tab and a second tab and the cover portion having a slot, wherein the first and second tabs have an end; folding the fold over portion over the first and second sides and inserting the first tab in the slot in the first side, and inserting the second tab in the slot in the second side and thus positioning the ends of the first and second tabs between the first and second sides and the cover portion and positioning the fold over portion between the back and the first and second sides; and folding a flap connected to said upper edge of said back by first, second, third and fourth upper fold lines over the front and inserting a portion of the flap into the slot in the cover portion of said front.