Appeal No. 2000-1637 Page 6
Application No. 09/002,808
operating fluid pressure in Eckerlin's passage 12 may be an
obvious design expedient (i.e., the pressures that a person of
ordinary skill in the art would have utilized), there is no
evidence that such pressure would be at least 500 p.s.i.
For the reasons set forth above, the decision of the
examiner to reject claims 1 to 5 and 7 to 12 under 35 U.S.C.
§ 103 is reversed.
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