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Class Information
Number: 402/56
Name: Binder device releasably engaging aperture or notch of sheet > Opposed sheet retainers involving relative rectilinear travel > Travel from aligned to aligned, spaced position
Description: Device wherein the first and second sheet retainers are in abutting co-axial relation when associated to jointly secure a sheet and such relation is changeable by means permitting movement of the first retainer to a position wherein the abutting portions of the retainers are then in a co-axial spaced relation to permit removal of a sheet.

Patents under this class:

Patent Number Title Of Patent Date Issued
8573876 Soft close ring binder mechanism with mating ring tips Nov. 5, 2013
7607853 Slidable binding mechanism Oct. 27, 2009
6293722 Binder Mechanism Sep. 25, 2001
6174100 Pin binding assembly Jan. 16, 2001
6155737 Bolt action ring binder Dec. 5, 2000
6126353 Curled finger hinge binder Oct. 3, 2000
5906449 Binder locking clip May. 25, 1999
5827004 Sliding loose leaf binder Oct. 27, 1998
5667324 Binders Sep. 16, 1997
5281040 Ring binder mechanisms Jan. 25, 1994
5015115 Interchangeable sheet album for photographs and cards May. 14, 1991
4743134 Sliding loose-leaf binder May. 10, 1988
4172675 Binding mechanism for loose-leaf binder Oct. 30, 1979

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