Patent ID: 6030140
Filing Date: 2000-02-29
Classification: B42F

Abstract:
A binder comprising:a cover comprised of two portions, a top cover portion and a bottom cover portion, said cover top and bottom portions each having an inside side and an outside side;a pocket attached to at least one of said top and bottom portions of said cover on said inside side of said portions;said cover and said pocket formed of substantially rigid material;said cover having a curved spine in between said top portion and said bottom portions, and free edges opposite said spine;said free edges having a distinct curvature and overlapping and interlocking edges so as to readily align and abut one another;a pivoting closure fastener for said cover which is semicircular in shape, said closure fastener being attached to one of the two abutting free edges of said cover, and overlying the other free edge of said cover, fitting into a semicircular depression on the other cover and latching;said closure fastener being automatically aligned for closure when the covers are aligned, and said closure fastener latching together said first and second cover portions and securing them together mechanically.