Appeal No. 1997-3906
Application No. 08/233,482
as evidence of obviousness:
Edwards 4,526,919 Jul. 2, 1985
Uno et al. (Uno) 4,650,747 Mar. 17, 1987
Canadian patent 798908 Nov. 12, 1968
All of the claims on appeal are rejected under 35 U.S.C.
§ 103 as being unpatentable over Edwards alone or taken with
the Canadian patent and Uno.
We refer to the brief and reply brief and to the answer
and supplemental answer for a complete exposition of the
opposing viewpoints expressed by the appellants and by the
examiner concerning the above noted rejection.
OPINION
For the reasons set forth below, this rejection cannot be
sustained.
The appealed claim 12 process distinguishes over Edwards
in a variety of respects including the formation of a
polyethylene film via extrusion coating at the here claimed
temperature range of a composition comprising a polyethylene
component having a melt index in the range of about 10 up to
100 dg per minute at 190EC and having a sufficiently broad
molecular weight distribution so that the resulting
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