Appeal No. 2000-0239 Page 10
Application No. 08/839,843
density dependent. The aluminum segment length decreases
inversely as the current density increases. The increase in
wiring line resistance caused by somewhat higher resistance of
the diffusion barrier metal is usually less than 15 percent.”
Col. 5, ll. 21-26. In view of these explanations and the
remainder of the disclosure, we are not persuaded that Biery
would not enable one skilled in the art to make and use the
claimed invention without undue experimentation.
The examiner fails to show that the instant application is
not entitled to the benefit of Biery’s filing date. Accordingly,
Li is not prior art against the instant application. Therefore,
we reverse the rejection of claims 1-17 as anticipated by Li.
II. Obviousness Rejection of Claims 18 and 19
Rather than reiterate the positions of the examiner or
appellants in toto, we address the two points of contention
therebetween. First, the examiner asserts, "it would have been
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