Appeal No. 1998-1009
Application No. 08/656,733
1984
The appealed claims stand rejected as follows:
1) Claims 1 through 3, 5, 9 through 11 and 13 under 35
U.S.C. § 103 as unpatentable over the combined disclosures of
Scoggin and either Braun or Bolle;
2) Claims 6 through 8 under 35 U.S.C. § 103 as
unpatentable over the combined disclosures of Scoggin, Shimoi
and either Braun or Bolle; and
3) Claim 12 under 35 U.S.C. § 103 as unpatentable over
the combined disclosures of Scoggin, Bergman and either Braun
or Bolle.
We reverse.
The claimed subject matter is directed to using a
scrubber (packed column) to remove both polymer dust and
monomers simultaneously from a particular gas from a
thermoplastic polymer dryer. Although the concept of the
claimed subject matter appears to be simple, the examiner, on
this record, has not supplied sufficient evidence to establish
obviousness regarding the claimed subject matter within the
meaning of
35 U.S.C. § 103. Specifically, we find that the prior art
references relied upon by the examiner would not have
suggested the employment of a scrubber (packed column) to
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