Appeal No. 94-4259
Application 07/853,224
adhesive layer contains a flame retardant or whether the addition of a fire retardant to an
olefinic adhesive layer would have been obvious.
On this record, the examiner has failed to establish a prima facie case of
obvious. In re Piasecki, 745 F.2d 1468, 1471, 223 USPQ 785, 787 (Fed. Cir. 1984);
Carella v. Starlight Archery Pro Line Co., 804 F.2d 135, 139, 231 USPQ 644, 644 (Fed.
Cir. 1986); Ashland Oi l, Inc. v. Delta Resins & Refractories, Inc., 776 F.2d 281, 301-302,
227 USPQ 657, 675 (Fed. Cir. 1985), cert. denied 475 U.S. 1017 (1986). Accordingly,
we will not sustain the examiner’s rejection.
We note at page two of the specification, appellants refer to a technical
paper which describes various types of fire-retardant polyolefins in wire and cable
constructions. The examiner should evaluate the teachings of this reference and make
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