Appeal No. 95-2751
Application No. 07/885,107
Reference is made to the brief and answer for the
respective positions of appellant and the examiner.
OPINION
We reverse.
Turning first to the rejection of claims 1 and 5 through
8 under 35 U.S.C. 102(b), anticipation requires that each
element of the claim in issue be found, either expressly
described or under principles of inherency, in a single prior
art reference. Kalman v. Kimberly Clark Corp., 713 F.2d 760,
218 USPQ 781 (Fed. Cir. 1983).
We do not find, in Pfleeger, the presence of corner
areas of the funnel walls in a seal area that are
“substantially thinner” than the funnel walls in the non-
corner areas of the rectangular seal area. The examiner
points to sections of columns 1 and 2 of Pfleeger for such a
teaching. However, our analysis of the cited portions of the
reference indicates only that the yoke portion of the CRT
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