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Class Information
Number: 402/42
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer travels arcuate path > Travel in plane perpendicular to axis of rotation > Opposed sheet retainers (e.g., ring binders, etc.) > Rotatable on discrete hinge pin
Description: Device wherein the proximate ends of the opposed sheet retainers or the body to which such retainers are mounted are rotatably mounted on a pintle or plural separate and distinct coaxial pintles.










Sub-classes under this class:

Class Number Class Name Patents
402/44 Offset retainers 6
402/43 Plural pairs of opposed retainers independently operable 6


Patents under this class:

Patent Number Title Of Patent Date Issued
8500356 Binding device Aug. 6, 2013
8047737 Ring binder mechanism Nov. 1, 2011
8043018 Ring binder mechanism Oct. 25, 2011
7513708 Ring binder mechanism having slide connector Apr. 7, 2009
RE38731 Ring binder May. 3, 2005
6702501 Loose-leaf binder Mar. 9, 2004
6540260 Photograph album page, spine and system Apr. 1, 2003
6371678 Loose-leaf binder Apr. 16, 2002
6293722 Binder Mechanism Sep. 25, 2001
6217247 Ring binder mechanism Apr. 17, 2001
6196749 Loose-leaf binder Mar. 6, 2001
6030139 Flanged cover with prongs for a ring binder assembly Feb. 29, 2000
5975785 Ring binder Nov. 2, 1999
5957611 Ring binder with dual angle ring metal Sep. 28, 1999
5816729 Ring binder with low profile ring metal Oct. 6, 1998
5810500 Ring binder Sep. 22, 1998
4930925 Loose-leaf notebook construction Jun. 5, 1990
4886390 Loose leaf binder Dec. 12, 1989
4486112 Loose leaf binder Dec. 4, 1984











 
 
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