Appeal 97-1906
Application 08/163,084
A. Findings of fact
The record supports the following findings by a
preponderance of the evidence.
1. With reference to Figs. 1(a) through 1(c) and 3
of the drawings, claim 1 reads (indentation, matter in
brackets and paragraph numbers added):
Claim 1
A structural element [Fig. 1, item 10; specification,
page 9, line 5; Fig. 3, item 34; specification, page 15,
lines 17-18] for tensile and flexural strength
reinforcement of a body of cast material [Fig. 3, item
32; specification, page 15, line 16] that is exterior to
said element, said element [10, 34] comprising
[1] a substantially tubular rigid member [Fig. 1,
item 12; specification, page 9, line 6]
[2] having an interior diameter greater than 4 mm,
[3] an outer diameter not greater than 50 mm,
[4] a wall thickness of 1 mm or at least 10% of the
interior diameter, whichever is greater,
[5] a ridged outer surface [Fig. 1, item 14;
specification, page 9, lines 10-11],
[6] an unobstructed lumen, and
[7] a tensile strength of at least 10 megaPascals or
four times the tensile strength of the material being
reinforced, whichever is greater.
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Last modified: November 3, 2007