Appeal No. 1997-2899
Application No. 08/385,574
determination of obviousness). The Federal Circuit reasons in
Para-Ordnance Mfg. Inc. v. SGS Importers Int’l Inc., 73 F.3d
1085, 1088-89, 37 USPQ2d 1237, 1239-40 (Fed. Cir. 1995), cert.
denied, 519 U.S. 822 (1996), that for the determination of
obviousness, the court must answer whether one of ordinary
skill in the art who sets out to solve the problem and who had
before him in his workshop the prior art, would have been
reasonably expected to use the solution that is claimed by the
Appellants.
Yamada teaches a data processing system where a plurality
of terminals are connected to first and second storage via
first and second transmission lines. Yamada in col. 2, lines
31 through 52, specifically discloses that a transmission
control between the first terminal and the first storage
detects failures in transmission over the first transmission
line and switches the first terminal to the second storage via
the second transmission line. Additionally, Yamada in col. 4,
lines 53 through 63, and Figures 1 and 6 discloses that if the
first transmission line between terminal 2 and first storage 6
fails a selection flag F1 is set which shifts the transmission
to the second line. Once the second transmission line is
8
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