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Class Information
Number: 281/27.1
Name: Books, strips, and leaves > Book, element thereof, or accessory therefor > Binding > Ring or arch
Description: Subject matter wherein the leaves of the book have a registering aperture formed in their corresponding margins or have correspondingly spaces apertures formed along their corresponding margins; and wherein the leaves are permanently secured together (a) by one or more rings or loops passed through the registering apertures of the leaves, (b) by a continuous length of wirelike material that is helically or spirally wound into a coil and passed through the registering apertures of the leaves, (c) by a continuous length of wirelike material that is bent or formed into an alternating series of oppositely disposed fingerlike loops which are then arched or curved toward one another to form a series of substantially closed rings or loops passed through the registering apertures of the leaves, or (d) by a comblike structure in which the fingers are arched or curved toward the back of the comb forming closed or substantially closed loops or rings passed through the registering apertures of the leaves.










Sub-classes under this class:

Class Number Class Name Patents
281/27.2 Metallic 20


Patents under this class:

Patent Number Title Of Patent Date Issued
8568052 Binder Oct. 29, 2013
8172269 File including a curved retaining portion enabling an edge of a binding body to curve May. 8, 2012
8128305 Device and method for aligning and securing a ring binder mechanism Mar. 6, 2012
8033475 Method and system for providing a notebook stored value token Oct. 11, 2011
7972076 Refillable notebook Jul. 5, 2011
7726695 Wire concealing cover for wirebound books Jun. 1, 2010
7717638 Refillable notebook May. 18, 2010
7300222 Rotatable locking mechanism for ring systems Nov. 27, 2007
7077595 Spine binder Jul. 18, 2006
7029034 Calendar kit and apparatus for behavior modification and a method for using the same Apr. 18, 2006
6994215 Sleeve retainer clip for a compact disc binder Feb. 7, 2006
6955493 Flexibind books Oct. 18, 2005
6902196 Adjustable bookmarker and reading accessory case Jun. 7, 2005
6739626 Spiral coil and bookbinding device and bookbinding method using the same May. 25, 2004
6655868 Binding device for holding sheet materials or sleeves for compact discs Dec. 2, 2003
6641172 Adjustable bookmarker and reading accessory case Nov. 4, 2003
6626601 Storage pouch having attachment loops Sep. 30, 2003
6565278 Leaf retaining means May. 20, 2003
6419416 Filing device Jul. 16, 2002
6406208 File binder structure Jun. 18, 2002
6213668 Folder having covers with support portions Apr. 10, 2001
6155737 Bolt action ring binder Dec. 5, 2000
5692848 Ring binder Dec. 2, 1997
5549203 Container for video game and booklet Aug. 27, 1996
5503486 Notebook and notebook cover assembly Apr. 2, 1996
5445467 Binding file Aug. 29, 1995
5417510 Book binding with semi-concealed wire elements May. 23, 1995
5407232 Binding implement for spiral bound books Apr. 18, 1995
5090859 Automatic binding machine using insertion tools Feb. 25, 1992
5042841 Combined cover and storage compartment for a ring binder Aug. 27, 1991
5018896 Snap ring assembly May. 28, 1991
4948173 Record keeping assembly having locating posts and peel strip Aug. 14, 1990
4941804 Plastic multi-ring paper binding system using one piece cover Jul. 17, 1990
4902183 Method and apparatus for binding materials with a curled-finger ring-type binder Feb. 20, 1990
4900211 Apparatus for binding materials using a curled-finger ring-type binder Feb. 13, 1990
4625996 Bookbinding strips and method of binding books employing serrated studs Dec. 2, 1986
4545603 Ring binding with broadened rings Oct. 8, 1985
4239410 Stationery booklet Dec. 16, 1980
4120517 Removable plastic binding Oct. 17, 1978
3994035 Book binding machine Nov. 30, 1976
3956798 Flexible binding May. 18, 1976
3949869 Document tray Apr. 13, 1976











 
 
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