Unrestricted Calling Circle For Telephone Service
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United States of America Patent
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app pub date -
Mar 12, 2012
filing date -
Nov 15, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Subscribers of a telephone service can define a calling circle, which includes a group of other telephone subscribers with whom the subscriber receives preferential billing rates. The members of the calling circle may include customers of a telephone service provider other than the subscriber's telephone service provider.
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