Appeal No. 1997-1874
Application No. 08/134,025
Regarding claim 1, appellants contend that Palmer,
Dinallo, and Edem do not teach "changing the selection of
multicast channels" and "a media services manager that
automatically loads/opens and/or closes/unloads different
media service providers, as appropriate, when the selection of
multicast channel changes." The examiner contends (Second
Supplemental Answer, page 2) that Palmer shows changing the
selection of channels in that one workstation can establish
connection with one or more workstations simultaneously and
can terminate the connection with any given workstation. In
other words, the examiner argues that if a workstation A in
Palmer decides to terminate its connection with workstation B
and begin communicating with workstation C, then Palmer would
be replacing a first multicast channel between A and B with a
second multicast channel between A and C.
Assuming that the examiner's interpretation of
terminating and initiating connections with different
workstations in Palmer meets the claim limitation of selecting
a second multicast channel to replace the first multicast
channel, we cannot agree that the combination of references
includes "a media services manager that automatically
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