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Class Information
Number: 402/1
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer with separate aperture making device (e.g., paper punch, etc.)
Description: Device in accordance with part (1) or part (2) thereof including a discrete means for punching an opening through the thickness dimension of a sheet* for the purpose of mounting such sheet on the sheet retainer* means.










Patents under this class:

Patent Number Title Of Patent Date Issued
8176822 Hole punch and compressor with alignment member May. 15, 2012
6705793 Binder with hole punch Mar. 16, 2004
6261020 Binder with hole punch Jul. 17, 2001
6079924 Hole-punching and binding apparatus for papers Jun. 27, 2000
5984560 Storage apparatus for ringed notebook or ringed binder Nov. 16, 1999
5906448 Clipboard with hole punch May. 25, 1999
5885021 Document board for punching correct holes Mar. 23, 1999
5673604 Collapsible hole punch Oct. 7, 1997
5638730 Plastic paper punch with axially reciprocable punch heads Jun. 17, 1997
5618121 File clip with punching function Apr. 8, 1997
5553958 Combination book and holepunch assembly Sep. 10, 1996
5536096 Manual binding punch for scrap recyclable sheet material Jul. 16, 1996
5503052 Hole punch Apr. 2, 1996
5490440 Paper punch Feb. 13, 1996
5429445 Ring binder having paper punch mechanism Jul. 4, 1995
5409319 Notebook insert with holepunch Apr. 25, 1995
5403108 In binder punch Apr. 4, 1995
5340229 Combined multi-hole punch and ruler Aug. 23, 1994
5291813 Paper perforating device Mar. 8, 1994
5273370 Hole punching device for a ringed notebook Dec. 28, 1993
5209592 Notebook insert with calculator and holepunch May. 11, 1993
4981385 Releasable fastener Jan. 1, 1991
4802789 Combined punch and clip Feb. 7, 1989
4749297 Loose-leaf binder and paper-punch combination Jun. 7, 1988
4729688 Multi-ring loose leaf binder and portable paper punch therefor Mar. 8, 1988
4708560 Bookbinding method using strips Nov. 24, 1987
4640451 Combination hole punch and stapler Feb. 3, 1987
3975105 Sheet lifter with punches for looseleaf book Aug. 17, 1976
3944373 Perforator Mar. 16, 1976











 
 
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