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catalyst and cocatalyst, wherein a titanium tetrachloride treated catalyst is further
treated with an organometallic reducing agent and washed with a hydrocarbon liquid to
remove hydrocarbon soluble material.
THE CLAIMS
Claims 29 is illustrative of appellants’ invention and is reproduced below.
29. An
THE REFERENCES OF RECORD
As evidence of obviousness, the examiner relies upon the following references.
Lee 4,562,168 Dec. 31, 1985
Arzoumanidis et al. 4,422,956 Dec. 27, 1983
(Arzoumanidis)
Wristers 4,330,433 May 18, 1982
Capshew et al. 4,325,837 Apr. 20, 1982
(Capshew)
THE REJECTIONS
Claims 2 through 4, 7 through 8, 12 through 17 and 29 through 39 stand
rejected under 35 U.S.C. § 103 as being unpatentable over Capshew in view of
Arzoumanidis, Wristers and Lee.
OPINION
We have carefully considered all of the arguments advanced by appellant and
the examiner and agree with appellants that the aforementioned rejection under 35
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