Appeal No. 2000-1871 Page 7
Application No. 08/907,398
16 which connects and separates the front leafboard 11 from
the back leafboard 13 and separates the first and second
stiffening members. The spine 16 is made by stitching the
inside fabric surface 14 and outside fabric surface 12
together with a plurality of longitudinal parallel seams 22.
The parallel seams 22a and 22b are the outer edges of the
spine 16. As illustrated in Figure 5, the spine 16 includes a
padding member 23 encased between the inside fabric surface 14
and the outside fabric surface 12. The plurality of parallel
seams 22 maintain a constant amount of the padding material 23
between each of the individual parallel stitched seams and
allow the spine 16 to curl
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Last modified: November 3, 2007