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Class Information
Number: 402/9
Name: Binder device releasably engaging aperture or notch of sheet > Pliant, deformable sheet retainer (e.g., cord, band, strap, etc.) > With means to apply tension thereto
Description: Device in combination with a separate mechanism or element (e.g., rubber strip, etc.) disposed between the sheet retainer and some other component of the device to exert a pull upon the sheet retainer.

Sub-classes under this class:

Class Number Class Name Patents
402/11 Rack or screw type 1
402/10 Reel type 3

Patents under this class:

Patent Number Title Of Patent Date Issued
6837521 Foam book with improved binding and method Jan. 4, 2005
6499766 Media folder improvements Dec. 31, 2002
6409447 Bookbinding signature comb and spine device Jun. 25, 2002
6394684 Fastener for a folder May. 28, 2002
5921693 Binding system for loose leaf papers Jul. 13, 1999
5242236 Plural-sheet holder Sep. 7, 1993
4909651 Portable file for form feeds paper Mar. 20, 1990
4775257 Flaccid lace loose-leaf binder Oct. 4, 1988
4714366 Loose-leaf document binder Dec. 22, 1987
4693624 Binding mechanism for perforated papers Sep. 15, 1987
4462614 Page marker Jul. 31, 1984
4174910 Paper clip and binder device Nov. 20, 1979

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