Appeal No. 2000-0031
Application No. 09/061,526
the foothold. It would have been obvious to combine the
core of Takahashi with a synthetic resin wherein the
thickness of the synthetic resin for covering the core was
inclined upward from a central portion toward the end
portions thereof in order to obtain the foothold
design of Watsham while using a standard horizontal core. As
discussed above, it further would have been obvious to
utilize an angle of 3 degrees, which is in the range of 1 to
5 degrees in order to minimize the risk of injury due to
slippage while standing or walking on the foothold.
[Final rejection, page 2, bridging page 3.]
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