plies are adhered to one another and the recessed portions of
the first and second plies are spaced from one another.
Neither'Schulz `671 nor Thomas meets the limitations in
independent claim 1, or the corresponding limitations in
independent claim 15, requiring the resilient rolls to have
protuberances and/or recessed portions and the nip for
adhering/joining the two plies to be formed by the rigid roll
of one roll pair and the resilient roll of the other roll
pair. The appellant's specification (see pages 2 and 13)
establishes thatthe latter feature reduces roll wear,
generates less heat and
6
Appeal No. 1999-1375
Application 08/619,806
requires less pressure as compared with prior art metal-to-
metal nips. The examiner's reliance on Schulz `983 and Grupe
to cure the foregoing deficiencies in Schulz `617 and Thomas
is well taken with respect to the first deficiency, but not
with respect to the second.
Schulz `983 and Grupe disclose roll pairs for embossing
paper plies wherein each roll pair is composed of mated or
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