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Class Information
Number: 402/19
Name: Binder device releasably engaging aperture or notch of sheet > Resilient sheet retainer requiring deflection for sheet removal
Description: Device in accordance with part (1) or part (2) thereof wherein the sheet retainer* is spring-like and temporary physical distortion thereof from its normal sheet retaining state is intended and necessary as a prerequisite to the removal of a sheet* disposed thereon.










Sub-classes under this class:

Class Number Class Name Patents
402/20 Opposed sheet retainers 39
402/21 Releasably attached to keeper 27


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8622432 Binding element and associated method for binding Jan. 7, 2014
8545122 Binding device Oct. 1, 2013
8414212 Ring binder mechanism Apr. 9, 2013
8277140 Loose-leaf binder Oct. 2, 2012
8118514 Combination flipbook and pull-up focal header Feb. 21, 2012
8042836 Reversibly bound book Oct. 25, 2011
7972076 Refillable notebook Jul. 5, 2011
7950866 Ring binder mechanism with polymeric housing May. 31, 2011
7891901 Ready lock ring binder mechanism Feb. 22, 2011
7874758 Binding device Jan. 25, 2011
7828491 Travel bar for use with a ring mechanism Nov. 9, 2010
7798737 Collapsible ring binder and uses thereof Sep. 21, 2010
7794169 Bookbinding apparatus Sep. 14, 2010
7762734 Ring binder mechanism Jul. 27, 2010
7758271 Ring mechanism biased to closed and locked position Jul. 20, 2010
7736081 Collapsible ring binder and uses thereof Jun. 15, 2010
7731441 Ring binder mechanism Jun. 8, 2010
7717638 Refillable notebook May. 18, 2010
7661899 Lever for a ring binder mechanism Feb. 16, 2010
7637682 Ring binder Dec. 29, 2009
7607853 Slidable binding mechanism Oct. 27, 2009
7600939 Ring binder mechanism with sliding hinge plate Oct. 13, 2009
7549817 Ready lock ring binder mechanism Jun. 23, 2009
7534064 Ring mechanism biased to closed and locked position May. 19, 2009
7527449 Ring binder mechanism May. 5, 2009
7524127 Ring binder mechanism Apr. 28, 2009
7461994 Twist lock ring binder Dec. 9, 2008
7445396 Hangable ring mechanism Nov. 4, 2008
7296946 Ring binder mechanism Nov. 20, 2007
7234886 Fastening arrangement for detachably interconnecting punched documents Jun. 26, 2007
7198422 Flexible strap ring binder Apr. 3, 2007
7021852 Article holder Apr. 4, 2006
6974273 Ring binder Dec. 13, 2005
6971815 Binder ring clamp assembly Dec. 6, 2005
6962457 Binder Nov. 8, 2005
6913408 File and binding member Jul. 5, 2005
6821045 Ring metal shield for use with concealed fastener Nov. 23, 2004
6796738 Loop-type binder for documents Sep. 28, 2004
6764100 Stationery organizer Jul. 20, 2004
6761497 Loose-leaf binder Jul. 13, 2004
6758621 Ring binder mechanism Jul. 6, 2004
6749357 Ring binder mechanism Jun. 15, 2004
6666609 Flip chart holder Dec. 23, 2003
6663311 Report cover with clamping slide bar Dec. 16, 2003
6505987 Article holder Jan. 14, 2003
6499766 Media folder improvements Dec. 31, 2002
6174100 Pin binding assembly Jan. 16, 2001
6139209 System for binding printed works Oct. 31, 2000
6095711 Flip packet Aug. 1, 2000
6045285 Spiral binder with locking element Apr. 4, 2000

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