Appeal No. 1999-2317 Page 5
Application No. 08/634,543
obvious ... to add the Global Internet System Capability of
Gordon's invention to the CO SSP 13 to CO SSP 15 inter-Local
Area network capability of Wheeler, Jr's. invention for a
global information system termed Internet that is logically
linked together by a globally unique address space based on
the Internet Protocol ...." (Id. at 3-4.) With this
assertion in mind, we consider the appellants’ arguments
regarding the following logical groups of claims:
• claims 1-9
• claims 10-22.
We begin with the first group of claims.
I. Claims 1-9
The appellants argue, "Gordon has no disclosure of the
call signaling setup procedure required by independent claim 1
...." (Appeal Br. at 11.) Claim 1 specifies in pertinent
part the following limitations: "signaling through said
control network to establish that said second subscriber line
is not busy; upon establishing that said second subscriber
line is not busy, holding said second subscriber line and
signaling through said control network to notify said first of
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