U.S. patents available from 1976 to present.
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...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!

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Class 281/40 - Flat opening


Subclass of Class 281 - Books, strips, and leaves
Definition: Leaves modified or mounted so as to render the books in
No. of patents: 22
Last issue date: 08/11/2009


NumberTitleIssue Date
7571935Binding for books
Disclosed herein is a book, comprising a first page, a last page, and a plurality of pages therebetween; a front channel between the first page and the plurality of pages; and a back channel between the last page and the plurality of pages; methods of producing the ...
08/11/2009
7490860Open and lay-flat printed bound book or booklet and method of binding
Improved lay-flat book products such as a book block (20) are provided which include a plurality of individual, marginally notched, alternating sheets (22, 24) having offset inner binding notches (30, 32); adhesive (36) is applied to esse...
02/17/2009
7144044Foam book with improved binding and method II
A method of binding a book including the steps of providing a front cover page, a rear cover page and at least two center pages each constructed of a foam material and providing at least two binding sheets. A first center page is mounted on a first binding sheet wit...
12/05/2006
7045199Drawable and writable photo album
A photo album is provided having an ink-receptive coating on a surface of the photo album. A user may write text or draw pictures on the surface with an ink pen, such as with a gel-based ink pen. The ink-receptive coating protects the ink from smudging or smearing a...
05/16/2006
7008134Disc management system
An optical storage media management system and process for storing and organizing a relatively large collection of optical discs in the form of a display binder with a plurality of display sheets including associated indicia matching a positional identifier indicati...
03/07/2006
6966721Wrap-around notebook
A wrap-around notebook or binder includes a ring assembly with a shield and a pair of frames forming a bistable construction, and a hinge plate pivotally coupled to the shield with the outer surface of the hinge plate aligned with the outer extent of the shield/fram...
11/22/2005
6942413Disc management system
An optical storage media management system and process for storing and organizing a relatively large collection of optical discs in the form of a display binder with a plurality of display sheets including associated indicia matching a positional identifier indicati...
09/13/2005
6726251Booklet
A booklet having a base, a plurality of pages having at least one mounting portion and a plurality of display portions. The mounting portions are hinged with respect to the display portions. The mounting portions have page engaging members, and the base has base eng...
04/27/2004
6644882Folder
A folder includes a spine having a base and first and second spine hinge portions. The spine defines a longitudinal axis and has an exterior surface that is curved around the longitudinal axis. The folder also includes a first cover having a first cover h...
11/11/2003
6578873Photo album
The present invention refers to a photo album (1) suitable to contain a relatively large number of photographs printed through computers on pages (4) which are folded and combined with other pages (4) so as to form a block. The combination of said pages (...
06/17/2003
6398474Method of manufacturing a book block with a rounded or a rounded and pressed back
A method of manufacturing a book block with a rounded or a rounded and pressed back includes adhering a first plurality of narrow retaining strips along outer leaves and back of the book block. Additional retaining strips may be applied transversely acros...
06/04/2002
6364559Folder having covers with support portions
A folder that has a spine that is hinged to two covers. The preferred covers have a convex portion that extends around a binding mechanism over most of the distance of that the binding mechanism protrudes inwardly from the spine support portion that exten...
04/02/2002
6349969Booklet
A booklet having a base, a plurality of pages having at least one mounting portion and a plurality of display portions. The mounting portions are hinged with respect to the display portions. The mounting portions have page engaging members, and the base h...
02/26/2002
6139210Photographic holder assembly and album
A holder assembly has a holder having at least a plurality of pockets. The pockets each have a transparent wall. A plurality of printed sheets are disposed in the pockets. Each sheet faces a respective wall. One or more inserts are disposed in the pockets...
10/31/2000
5921693Binding system for loose leaf papers
A binding system for loose-leaf sheets of paper that securely retains the paper and provides facile removal and addition of paper bound by the system is provided. The system provides a variable width binding, for addition and removal of papers, and a flex...
07/13/1999
5536044Hot melt adhesive bound book
An apparatus for binding a plurality of sheets of paper together is disclosed. A pair of clamping plates presents one edge of the sheets for binding after a jogging plate aligns the edges. After a solid hot melt adhesive material sheet is placed along the...
07/16/1996
5499847Hardback books
A hardback book comprises a plurality of leaves connected together at the rear of the book so as to form a spine, and two rigid or semi-rigid cover boards covering the front and back leaves respectively. Each cover board projects rearwardly beyond the spi...
03/19/1996
5207456Lay flat hinge binding
A book according to the present invention has a front cover and a back cover joined by a spine. A plurality of pages are bound to each other and to the cover near the spine. All or nearly all of the pages have a lay flat hinge so that the book will lie fl...
05/04/1993
5129772Adhesive extrusion method for bookbinding
A method of manufacturing a soft-cover book of the type having an opening relaxed position in which front and read cover sections may lay flat against a support surface. A collection of pages are perfect bound to form a book block having a spine which is ...
07/14/1992
4911475Book binding construction
A book having a binding wherein the pages thereof are bound together by two or more transverse segments of adhesive spaced apart by one or more segments devoid of adhesive or other means for restraining movement. The cover of the book is formed by a unita...
03/27/1990
4579369Printed matter, particularly newspaper
Printed matter consists of folded sheets (1) of paper, each of which has a crease (2) and a prepared fold line (3), which is associated with and parallel to that crease (2) and permits of a backfolding in order to facilitate the manipulation....
04/01/1986
4524991Snap on device for hardcover ring binder
The snap on device having a U-shaped support with a spacer bar secured down the channel of the U-shaped support and a tension strip secured to the spacer bar and substantially filling the channel creates a device capable of being snapped onto a hard cover...
06/25/1985
 
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