Appeal No. 2005-2510 Page 3
Application No. 10/122,049
where R1 is H or C1 to C4 alkyl group, x is 1 or 2, y is an integer
of 1 to 4, and R2 is a C1 to C4 alkyl group or a phenyl group; the
method comprising adding to the fluid from about 0.01 wt% to
0.5 wt% of the basestock potassium perfluorobutane sulfonate
wherein said composition meets the Boeing test BMS 3-11L.
The prior art references of record relied upon by the
examiner in rejecting the appealed claim are:
Smith 3,679,587 Jul. 25, 1972
Kinker et al. (Kinker) 5,817,606 Oct. 06, 1998
Claim 15 stands rejected under 35 U.S.C. § 103(a) as being
unpatentable over Smith in view of Kinker.
We refer to the brief and to the answer for a complete
exposition of the opposing viewpoints expressed by appellants and
the examiner concerning the issues before us on this appeal.
OPINION
Having carefully considered each of appellants’ arguments
set forth in the brief and the evidence supplied in rebuttal,
appellants have not persuaded us of reversible error on the part
of the examiner. Accordingly, we will affirm the examiner’s
rejection for substantially the reasons set forth by the examiner
in the answer. We add the following for emphasis.
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