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Class Information
Number: 402/5
Name: Binder device releasably engaging aperture or notch of sheet > Pivotal link type sheet retainer
Description: Device in accordance with part (1) or part (2) thereof including an elongated sheet retainer* made of a series of pivotally attached elements.

Sub-classes under this class:

Class Number Class Name Patents
402/6 With means to apply tension thereto 4

Patents under this class:

Patent Number Title Of Patent Date Issued
8573876 Soft close ring binder mechanism with mating ring tips Nov. 5, 2013
8568052 Binder Oct. 29, 2013
8277140 Loose-leaf binder Oct. 2, 2012
8128305 Device and method for aligning and securing a ring binder mechanism Mar. 6, 2012
8118514 Combination flipbook and pull-up focal header Feb. 21, 2012
7690855 Binding tool for documents or the like Apr. 6, 2010
7377386 Mechanical attachment for packaging May. 27, 2008
7341390 Loose-leaf binder Mar. 11, 2008
6761497 Loose-leaf binder Jul. 13, 2004
6276862 Binder mechanism Aug. 21, 2001
6155737 Bolt action ring binder Dec. 5, 2000
5967689 Binder file Oct. 19, 1999
4114963 Suspended files Sep. 19, 1978

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