Appeal No. 2000-0482
Application 08/569,256
BACKGROUND
The present invention is directed to an abherent
composition which may be utilized as a mold release agent, an
anti-blocking agent and a stripping agent for electrical wire.
Appeal Brief, page 6. Conventional mold release agents include
natural or synthetic compounds such as silicone oil, mineral oil,
paraffin wax, fatty acid derivatives and glycols and inorganic
materials such as talc and mica. Specification, page 2,
lines 4-8. According to the inventors, these conventional mold
release agents suffer from various drawbacks such as insufficient
mold releasability. Specification, page 2, line 4-page 3, line
4. They are also ineffective as stripping agents and anti-
blocking agents. Specification, page 3, lines 5-15.
DISCUSSION
The initial burden of presenting a prima facie case of
obviousness rests on the examiner. In re Oetiker, 977 F.2d 1443,
1445, 24 USPQ2d 1443, 1444 (Fed. Cir. 1992).
[A] proper analysis under § 103 requires,
inter alia, consideration of two factors:
(1) whether the prior art would have
suggested to those of ordinary skill in the
art that they should make the claimed
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