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Class Information
Number: 402/503
Name: Binder device releasably engaging aperture or notch of sheet > Binder device, sheet or depository including magnetic material
Description: Subject matter of this class including material having the property of magnetic attraction.










Patents under this class:

Patent Number Title Of Patent Date Issued
8118514 Combination flipbook and pull-up focal header Feb. 21, 2012
7066494 Magnetic page marker Jun. 27, 2006
7040665 Carrier sheet with integrated detachable die-cut card having a magnet material backing May. 9, 2006
6793251 Binder with magnetically retained pages Sep. 21, 2004
6644697 Integrated shopping list and coupon folder Nov. 11, 2003
6550812 Magnetic write/erase binder Apr. 22, 2003
6273660 Flexible magnetic inserts for binding into magazines or periodicals Aug. 14, 2001
6203230 Protective notebook Mar. 20, 2001
5842721 Paper sheet holder Dec. 1, 1998
5709409 Magnetic spiral bound book Jan. 20, 1998
5702126 Magnetic book and method of forming same Dec. 30, 1997
5209593 Device for storing documents May. 11, 1993
4620725 Forms such as a notebook and the like Nov. 4, 1986
4588209 Powerful magnetic folio May. 13, 1986
4573821 Window index system for ring binders Mar. 4, 1986
4564414 Magnetic devices, apparatus for use in connection with dry transfer sheets incorporating such devices and sheets for use therein Jan. 14, 1986
4511161 Identification and control apparatus, for example, for service personnel for a restaurant Apr. 16, 1985
4466639 Loose leaf holder Aug. 21, 1984
4255837 Magnetic clip device Mar. 17, 1981
4232452 Apparatus for use in connection with dry transfer lettering and analogous sheets Nov. 11, 1980
4136981 Loose leaf binder with flexible telescopic post assemblies and magnetically retained bar Jan. 30, 1979











 
 
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