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Class Information
Number: 402/80R
Name: Binder device releasably engaging aperture or notch of sheet > Miscellaneous
Description:


Sub-classes under this class:

Class Number Class Name Patents
402/80P Plastic 89
402/80L Sheet lifters 27


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4974983 Card holder Dec. 4, 1990
4952091 Greeting card Aug. 28, 1990
4950096 Binding and filing unit Aug. 21, 1990
4943177 Document organizer Jul. 24, 1990
4941804 Plastic multi-ring paper binding system using one piece cover Jul. 17, 1990
4930925 Loose-leaf notebook construction Jun. 5, 1990
4930928 Index card for index card file Jun. 5, 1990
4929110 Sports board May. 29, 1990
4925328 External ring binder May. 15, 1990
4915522 Video tape log device Apr. 10, 1990
4909652 Storage device Mar. 20, 1990
4907905 Coil-bound notebook Mar. 13, 1990
4907904 Notebook with selectively changeable, removeable and replaceable information carriers Mar. 13, 1990
4904102 Base plate for a loose-leaf holder Feb. 27, 1990
4904104 Fastener for unperforated written matter Feb. 27, 1990
4892333 Window pocket insertion device and method of use therefor Jan. 9, 1990
4886390 Loose leaf binder Dec. 12, 1989
4869613 Combined sheet compressor and transfer device for attachment to spaced prongs of a file folder fastener Sep. 26, 1989
4865483 Blow-molded notebook binder Sep. 12, 1989
4850502 Detachable handle system Jul. 25, 1989
4842434 Organizational aid for paper sheets, especially EDP paper sheets Jun. 27, 1989
4842435 Adjustable document handle Jun. 27, 1989
4842436 Chart organizer Jun. 27, 1989
4832520 Book spine label May. 23, 1989
4828421 Personalized loose-leaf album cover May. 9, 1989
4822195 Multi-purpose album Apr. 18, 1989
4820071 Accessory holder for ring binder Apr. 11, 1989
4794713 Combination of album and picture frame Jan. 3, 1989
4784508 Tabular divider sheets Nov. 15, 1988
4777902 Information retrieval device Oct. 18, 1988
4773787 Binding device for holding loose-leaf papers Sep. 27, 1988
4718962 Shower curtain repair kit Jan. 12, 1988
4708560 Bookbinding method using strips Nov. 24, 1987
4708509 Apparatus for supporting and storing engineering drawings and the like Nov. 24, 1987
4703951 Bookbinding Nov. 3, 1987
4697945 Binder for sheet material Oct. 6, 1987
4696595 Loose leaf binder lift lock Sep. 29, 1987
4674906 Bookbinding strips and method of binding books Jun. 23, 1987
4662770 Pressure sensitive reinforcement tape for loose leaf sheet May. 5, 1987
4636179 Folder Jan. 13, 1987
4632586 File folder document handling system Dec. 30, 1986
4623276 Portable lecterns Nov. 18, 1986
4603995 Easel binder Aug. 5, 1986
4595309 Margin extensions for pads Jun. 17, 1986
4587151 Mobile binding May. 6, 1986
4577889 Bag book Mar. 25, 1986
4569613 Snap on device for hardcover ring binder Feb. 11, 1986
4547091 File fasteners Oct. 15, 1985
4534671 Holder with a stack of sheets Aug. 13, 1985
4531764 Loose leaf binder spacer Jul. 30, 1985

1 2 3 4 5 6


 
 
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