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Class Information
Number: 402/60
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer with releasable keeper (e.g., hold down, etc.)
Description: Device in accordance with part (1) or part (2) thereof which includes a sheet retainer* and a discrete keeper* selectively disengageable therefrom to secure the sheet on the sheet retainer.










Sub-classes under this class:

Class Number Class Name Patents
402/61 Keeper cooperating with retainer of varying cross-section 21
402/68 Keeper including apertured or recessed sheet retainer receiving component 66
402/64 Keeper including wedge type securing means 35


Patents under this class:
1 2

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
8192101 Folder binding device Jun. 5, 2012
8083429 Modular locking binder system Dec. 27, 2011
7806617 Document binding system Oct. 5, 2010
7413364 Fasteners for albums Aug. 19, 2008
7341390 Loose-leaf binder Mar. 11, 2008
7318684 File mechanism Jan. 15, 2008
7300222 Rotatable locking mechanism for ring systems Nov. 27, 2007
7207740 Stacked paper fastener Apr. 24, 2007
7198422 Flexible strap ring binder Apr. 3, 2007
7097378 Accessory for a writing board, file or the like which is equipped with such an accessory Aug. 29, 2006
7077595 Spine binder Jul. 18, 2006
7073968 Fastening binder ring mechanisms to binders Jul. 11, 2006
7018125 Notebook having integral binder members Mar. 28, 2006
7001096 Paper binder Feb. 21, 2006
6899504 Fastener May. 31, 2005
6739783 Binder May. 25, 2004
6736563 Paper binder May. 18, 2004
6719475 Adhesive fastener assembly for file folder papers Apr. 13, 2004
6666608 Paper retaining structure of a loose-leaf file folder Dec. 23, 2003
6666609 Flip chart holder Dec. 23, 2003
6659676 Part recycle device of a document file Dec. 9, 2003
6536981 Adjustable binder apparatus Mar. 25, 2003
6514000 Storage device Feb. 4, 2003
6461070 Document folder and method Oct. 8, 2002
6447196 Adhesive fastener assembly Sep. 10, 2002
6386784 Fully interchangeable and recyclable binder cover and binding mechanism May. 14, 2002
6361235 Device for binding together a stack of document sheets Mar. 26, 2002
6270280 Spine binder Aug. 7, 2001
6217246 Two-piece paper fastener having rounded sides Apr. 17, 2001
6200057 Storage device Mar. 13, 2001
6179332 Copy safe binder Jan. 30, 2001
6174100 Pin binding assembly Jan. 16, 2001
6168337 Flattenable loop binder Jan. 2, 2001
6155737 Bolt action ring binder Dec. 5, 2000
6099187 Storage device Aug. 8, 2000
6079614 File holder Jun. 27, 2000
6036395 Notebook organizers Mar. 14, 2000
6010270 Ring binder with locking device Jan. 4, 2000
5988925 Stacked paper fastener Nov. 23, 1999
5967555 Removable binding system Oct. 19, 1999
5964480 Document folder assembly Oct. 12, 1999
5810498 Fastener assembly for a file Sep. 22, 1998
5765873 Document folder assembly Jun. 16, 1998
5722783 File folder Mar. 3, 1998
5720565 Folder with fastener for keeping papers and documents Feb. 24, 1998
5709494 Binder with improved modular backstrip design Jan. 20, 1998
5690443 Adjustable, releasable binding fastener Nov. 25, 1997
5653544 Device for the permanent binding of sheaves of paper and method for the fastening of sheaves of paper using said device Aug. 5, 1997

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