Appeal No. 98-1460 Page 5
Application No. 08/615,820
obviousness is established by presenting evidence that the
reference teachings would appear to be sufficient for one of
ordinary skill in the relevant art having the references
before him to make the proposed combination or other
modification necessary to arrive at the claimed invention.
See In re Lintner, 9 F.2d 1013, 1016, 173 USPQ 560, 562 (CCPA
1972). Furthermore, the conclusion that the claimed subject
matter is prima facie obvious must be supported by evidence,
as shown by some objective teaching in the prior art or by
knowledge generally available to one of ordinary skill in the
art that would have led that individual to combine the
relevant teachings of the references to arrive at the claimed
invention. See In re Fine, 837 F.2d 1071, 1074, 5 USPQ2d
1596, 1598 (Fed. Cir. 1988).
All the claims on appeal require each flange of the I-
beam to include or be made of or be formed of oriented strand
lumber.
The appellant argues (brief, pp. 8-10) that no
combination of the applied prior art (i.e., Scarlett, Onysko,
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