Appeal No. 98-1380
Application 08/786,741
system and an electrical system that con-
trolled the components of the mechanical
system. The mechanical system included, for
each station of the MBCI roll former, a pair
of roll stands, two spindles disposed in one
roll stand and three spindles disposed in the
other roll stand, forming rolls attached to
the spindles, various mechanical components
for changing the elevation of one roll stand
relative to the other roll stand, and other
mechanical components. The mechanical system
also included means for rotatably driving the
spindles of a number of the roll stands. The
electrical system of the MBCI roll former
included wiring and computer software to
control the overall operation of the MBCI
roll former.
Appellants also submitted a number of drawings dated
prior to the critical date (documents 000302 to 000433 and 000435
to 000473), and counsel for appellants acknowledged at the
hearing that at least one of the claims on appeal was readable on
the drawings which were in existence at the critical date. Since
appellants state on page 2 of their brief that all claims stand
or fall together, it is unnecessary to treat the various claims
separately, and we will simply refer to the machine ordered by
MBCI as “the invention.” The evidence outlined above shows that
prior to the critical date, there was a sale; the question to be
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