Appeal No. 96-2103
Application 08/194,515
from references to fill the gaps”). W.L. Gore & Assocs. v. Garlock, Inc., 721 F.2d 1540,
1553, 220 USPQ 303, 312-313 (Fed. Cir. 1983), cert. denied, 469 U.S. 851 (1984)(“To
imbue one of ordinary skill in the art with knowledge of the invention in suit, when no prior
art reference or references of record convey or suggest that knowledge, is to fall victim to
the insidious effect of a hindsight syndrome wherein that which only the inventor taught is
used against its teacher”). A conclusion of obviousness must be based on evidence, not
unsupported arguments. In re Freed, 425 F.2d 785, 788, 165 USPQ 570, 572 (CCPA
1970); In re Warner, 379 F.2d 1011, 1014-17, 154 USPQ 173, 176-78 (CCPA 1967),
cert. denied, 389 U.S. 1057 (1968).
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