Appeal No. 1999-2132 Page 8
Application No. 08/672,856
arcuate path and, thus, was old and well known at the
time of the invention.
The examiner then concludes (answer, page 4) that it
would have been obvious to duplicate the Tekavec upper and
lower drive rollers and provide for an upper and a lower
series of drive rollers along the Tekavec arcuate discharge
path, in order to improve the reliability of the Tekavec
transfer device (1) in view of Mistyurik’s teachings and (2)
since it has been held that mere duplication of essential
working parts involves only routine skill in the art.
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