Appeal No. 2001-0345
Application 09/041,416
sheet depicted in detail in cross-section in Figure 3 and shown
to be done at station 34 in Figure 1.
The discussion at the bottom of column 4 of Raschke
indicates that the belt 10 is intended to be reused as well as
the separate corresponding teaching relative to the master sheet
itself at the top of column 5. The examples given at column 5
and 6 indicate that the belt 10 and the toner supplies are
respectively charged.
Because of the teaching or alternative suggestion at the top
of page 3 of Doyle to use a liquid-type toner in place of the
powdered toner in this reference, the artisan obviously would
have turned to the teachings of Calabrese to ascertain the best
methodology of ensuring the application of a liquid toner to the
substrate surface. The discussion at the bottom of column 5,
noted by the examiner in the answer, at lines 57-66 directly
teaches the thickness of the liquid toner particles is controlled
by voltage and/or time of application during a charging step "to
obtain satisfactory toning of the electro-static image on the
surface." This paragraph also indicates that it was given to the
artisan to determine the optimum conditions, based upon the toner
used, and the various process conditions utilized. Thus, this
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