20110049223 | SINGLE MATERIAL HANGING FILE FOLDER - A hanging file folder assembly includes a folder body having a front leaf and a rear leaf, joined along a lower fold line, a pair of flaps folded downwardly from an upper edge of the front leaf and the rear leaf along an upper fold line, the flaps defining a pair of open channels extending the length of the front leaf and rear leaf below the upper fold line, and at least one hook member integrally formed at an upper edge of each leaf and including at least two plies of the leaf folded upon itself. The folder assembly further includes a reinforcing strip disposed in each of the channels to reinforce the upper edges of the folder body. | 03-03-2011 |