Appeal No. 1999-2317 Page 7
Application No. 08/634,543
data transmission network involving Internet,” col. 8, ll. 62-
64, there is no teaching of signaling through a CCIS network
to establish that a destination subscriber line is not busy,
holding the line for a call, and signaling through the network
to notify a calling central office switching system that the
line is available and that a processor is associated
therewith. To the contrary, the reference discloses that the
origination and destination UniPost Access Nodes will already
have formed a live communication with the respective
telephones before an Internet link is established.
Specifically, “[e]ach of these have formed a live
communication with the originating telephone set and the
receiving telephone set.” Col. 8, l. 67 - col. 9, l. 2
(emphasis added).
Because Gordon’s origination and destination UniPost
Access Nodes will already have formed a live communication
with the respective telephones before an Internet link is
established, we are not persuaded that the teachings from the
applied prior art would have suggested the limitations of
"signaling through said control network to establish that said
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