Appeal No. 97-3575
Application 08/380,815
fail to establish a prima facie case of obviousness with
regard to the subject matter of independent claim 1, and we
therefore will not sustain the rejection of claim 1 or of
claims 2-10, which depend from it.
Independent claim 11 is directed to a fluid flow
apparatus for seating in an opening in a microwave heating
cavity. It recites a tubing support having an electrically
conductive exterior surface dimensioned to close the opening,
a bobbin affixed to and projecting from the conductive
surface, and a
length of tubing engaged around the bobbin to form a coil.
The tubing has opposite end segments extending from the bobbin
through the conductive surface.
Stubbs discloses a microwave heating cavity (16), within
which an arrangement of tubing (41) is deployed, with tubing
segments (42 and 43) extending through its walls. The Stubbs
device is not a fluid flow apparatus for seating in an opening
in a microwave heating cavity, but is the heating cavity
itself. There is no tubing support and no bobbin around which
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