Appeal No. 2005-2329
Application No. 09/738,293
best received signals mentioned as the main invention of Klein
(Klein, Abstract, col. 7, lines 34-46, and fig. 1); moreover, Klein
clearly teaches the switch control features can be modified on a
keypad of a telephone (virtual switches on a telephone, col. 17,
line 64-col. 18 line 27) to switch/change and transfer of a
conventional land-based telephone.
For its part, Klein clearly buttresses the teachings of prior art
networks and telephone systems already discussed in Tang. Note the
corresponding showings in Figures 1 and 10 of Klein and the corresponding
discussion of Figure 1 at columns 4 and 5. These teachings here make
known that prior art PBX and PABX telephone systems as well as standard
analog/digital telephones and their corresponding analog/digital systems
and networks may be utilized with which to embody the environment of
use of Klein. Such clearly buttress the teachings of the prior art telephone
networks already discussed in Tang, but also suggest to the artisan prior
art types of digital networks including DSL as well as ISDN networks well
known in the public telephone environment. Such are relied upon in part
in the arguments of the examiner as to the rejection of dependent claim 48
such as the integrated services digital network capabilities recited there
which the examiner has shown to be admitted by appellants to be a part of
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