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Class Information
Number: 402/68
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer with releasable keeper (e.g., hold down, etc.) > Keeper including apertured or recessed sheet retainer receiving component
Description: Device wherein the keeper includes a body having a through opening or a cavity therein which receives the distal end portion of a sheet retainer.










Sub-classes under this class:

Class Number Class Name Patents
402/69 Spring biased 15


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8425139 Sheet holder and edge pattern making apparatus incorporating the same Apr. 23, 2013
8128305 Device and method for aligning and securing a ring binder mechanism Mar. 6, 2012
8083429 Modular locking binder system Dec. 27, 2011
7806617 Document binding system Oct. 5, 2010
7708487 Binder spine May. 4, 2010
7413364 Fasteners for albums Aug. 19, 2008
7120968 Fastener system and method for binding papers Oct. 17, 2006
7001096 Paper binder Feb. 21, 2006
6796738 Loop-type binder for documents Sep. 28, 2004
6736563 Paper binder May. 18, 2004
6655868 Binding device for holding sheet materials or sleeves for compact discs Dec. 2, 2003
6565277 Paper fastener having folded and shielded side edges May. 20, 2003
6394685 Structure of a paper binder May. 28, 2002
6361235 Device for binding together a stack of document sheets Mar. 26, 2002
6217246 Two-piece paper fastener having rounded sides Apr. 17, 2001
6168337 Flattenable loop binder Jan. 2, 2001
6076990 Binder for holed paper Jun. 20, 2000
6027275 Seal for notebook and album rings Feb. 22, 2000
5997041 Book Dec. 7, 1999
5988925 Stacked paper fastener Nov. 23, 1999
5827003 Ring binder with alignment blade tongues Oct. 27, 1998
5690443 Adjustable, releasable binding fastener Nov. 25, 1997
5593242 Filing of sheets of paper Jan. 14, 1997
5549203 Container for video game and booklet Aug. 27, 1996
5417506 Apparatus for removing and viewing selected documents from file folders May. 23, 1995
5405209 Paper binder for folders Apr. 11, 1995
5364199 Sheet fastener hinge device Nov. 15, 1994
5320456 Ratchet binding device for multiple sheets of paper Jun. 14, 1994
5265968 File clip Nov. 30, 1993
5259683 Paper binder Nov. 9, 1993
5253943 Plastic clipboard having elastic engaging pins Oct. 19, 1993
5234232 Bookbinding apparatus and method of binding sheets Aug. 10, 1993
5123675 Clamp lock binding Jun. 23, 1992
5096323 Prong type stacked paper fastener Mar. 17, 1992
5080398 Paper sheets binding system with dual orientation binding posts to resist multiple failure modes Jan. 14, 1992
5018895 Film stacker clip May. 28, 1991
5011318 Paper binding fastener Apr. 30, 1991
5009537 Booklet binding system Apr. 23, 1991
4979841 Member for sheet binding staple Dec. 25, 1990
4966486 Binder assembly Oct. 30, 1990
4964746 Elastic clip with positioning means for positioning of perforations Oct. 23, 1990
4940352 Binding folder Jul. 10, 1990
4887925 Prong and tang binding system Dec. 19, 1989
4856926 Sheet binder Aug. 15, 1989
4820073 Document cartridge Apr. 11, 1989
4820072 Note-book Apr. 11, 1989
4790680 Fastener structure for files and multi-purpose clip for use therewith Dec. 13, 1988
4784507 Filing device for layers of sheets Nov. 15, 1988
4693626 Folder for paper sheets, especially EDP paper sheets Sep. 15, 1987
4685700 Bookbinding strips and method of binding books Aug. 11, 1987

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