Appeal No. 95-1959
Application 07/894,128
The references of record which are being relied on
by the examiner as evidence of nonobviousness are:
Maemoto et al. (Maemoto) 4,098,979 July 4, 1978
Welborn, Jr. (Welborn) 4,897,455 January 30, 1990
Winter et al. (Winter) 5,081,322 January 14, 1992
Takahashi, Japanese Kokai No. 63-92621, published April 23,
19882
The appealed claims stand rejected as being
unpatentable under 35 U.S.C. § 103 from the disclosure of
Welborn, considered with Takahashi, Maemoto and Winter. We
affirm.
THE REFERENCES
Maemoto discloses a method for the preparation of
easily pourable polyolefin granules by polymerizing an olefin
in the presence of a catalyst system having a main catalyst
component supported on a spheroidal particle of a high
molecular weight used as a carrier and an organometallic
compound (column 1, lines 7 through 14). The high molecular
weight compounds used as a carrier include polyethylene,
polypropylene and polybutylene (column 2, lines 28 through
All reference to Takahashi in this opinion is a2
reference to the complete English language translation of the
Japanese document, a copy of which was furnished to appellants
by the examiner in his first Office action.
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