Appeal No. 96-1203
Application 08/298,721
appellants have made no separate arguments with respect to any of
the claims on appeal. Accordingly, all the claims before us will
stand or fall together. Note In re King, 801 F.2d 1324, 1325,
231 USPQ 136, 137 (Fed. Cir. 1986); In re Sernaker, 702 F.2d 989,
991, 217 USPQ 1, 3 (Fed. Cir. 1983). Therefore, we will only
consider the rejection against independent claim 1 as
representative of all the claims on appeal.
In rejecting claims under 35 U.S.C. § 103, it is
incumbent upon the examiner to establish a factual basis to
support the legal conclusion of obviousness. See In re Fine,
837 F.2d 1071, 1073, 5 USPQ2d 1596, 1598 (Fed. Cir. 1988).
In so doing, the examiner is expected to make the factual
determinations set forth in Graham v. John Deere Co. , 383 U.S. 1,
17, 148 USPQ 459, 467 (CCPA 1966), and to provide a reason why
one having ordinary skill in the pertinent art would have been
led to modify the prior art or to combine prior art references to
arrive at the claimed invention. Such reason must stem from some
teaching, suggestion or implication in the prior art as a whole
or knowledge generally available to one having ordinary skill in
the art. Uniroyal, Inc. v. Rudkin-Wiley Corp. , 837 F.2d 1044,
1051, 5 USPQ2d 1434, 1438 (Fed. Cir.), cert. denied, 488 U.S. 825
(1988); Ashland Oil, Inc. v. Delta Resins & Refractories, Inc. ,
4
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