Appeal No. 1999-1199
Application 08/695,947
The claimed invention is directed to an apparatus for
separating oil and gas as it comes from the interior of the
earth at a wellhead. The claimed subject matter may be
further understood with reference to appealed claim 21 which
is appended to appellants’ brief.
The references of record relied upon by the examiner as
evidence of obviousness are:
Brahler et al. (Brahler) 3,324,634 June
13, 1967
Kidwell et al. (Kidwell) 4,648,890 Mar.
10, 1987
Claims 21 through 28 stand rejected under 35 U.S.C. §
103.
For the full details of the examiner’s rejection,
reference is made to the final rejection Paper No. 14. For
the full details of the arguments of the appellants and the
examiner, reference is made to the appeal brief, the reply
brief and the examiner’s answer.
OPINION
We have carefully reviewed the rejection on appeal in
light of the arguments of the appellants and the examiner. As
a result of this review we have reached the determination that
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