Appeal No. 97-4459 Page 7
Application No. 08/421,063
(e.g., the enlarged portion is transparent to allow magnified
viewing of the cell collection chamber by other means.
The specification at page 24, lines 15-23, provides
support for the body having an enlarged portion adjacent the
proximal extremity of the tubular member permitting magnified
viewing of the cell collection chamber. The specification
states that body 241 (shown in Figure 18) is provided with an
enlarged spherical portion 261 which serves as a convex lens
which provides magnification of the interior of the conical
chamber 246 so as to make it possible to readily envision when
aspirate is drawn through the tubular member 232 into the
conical chamber 246. The specification provides no support
that the enlarged portion is transparent to allow magnified
viewing of the cell collection chamber by other means.
For consistency with the above-noted disclosure and the
argument raised by the appellants in their brief and reply
brief that the claimed magnified viewing caused by the
enlarged portion is not taught or suggested by the applied
prior art, we interpret the claimed limitation that the body
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