Appeal No. 95-2881
Application No. 07/988,037
Tobukuro et al. 56-120730 Sep. 22, 1981
(Japanese '730) (JP)
Asagi 62-115033 May 26, 1987
(Japanese '033) (JP)
Kawabata et al. 62-119268 May 30, 1987
(Japanese '268) (JP)
The appealed claims are rejected under 35 U.S.C. § 103 as
being unpatentable over Japanese '268, Japanese '033, Turton,
or Hara or Japanese '730 in view of Cogswell and Hannah.
The appealed claims also are rejected under 35 U.S.C. §
103 as being unpatentable over Japanese '837.
OPINION
We cannot sustain any of the above noted rejections.
None of the primary references relied upon by the
examiner in the rejections before us contains any teaching or
suggestion of heating a polysulfone-coated carbon fiber "at
300-400EC for from 1 to 20 hours prior to any blending or
mixing of said fiber with any other material" as required by
appealed independent claim 6. We appreciate that the Cogswell
and Hannah references might have suggested a heating step at
temperatures within the here claimed range for a period of,
for example, five minutes in order to obtain a uniform
3
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