Appeal No. 1999-1991 Page 8
Application No. 08/611,725
does not make the modification obvious unless the prior art
suggested the desirability of the modification. See In re
Fritch, 972 F.2d 1260, 1266 n.14, 23 USPQ2d 1780, 1783-84 n.14
(Fed. Cir. 1992), citing In re Gordon, 773 F.2d 900, 902, 221
USPQ 1125, 1127 (Fed. Cir. 1984). It follows that we cannot
sustain the examiner's rejections of claims 1, 3 to 10 and 12
to 23.
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