System and method for controlling free phone calls through an institutional phone system
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United States of America Patent
Stats
-
Apr 18, 2017
Issued Date -
N/A
app pub date -
Mar 14, 2016
filing date -
Sep 26, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of controlling free phone calls places from within a secured premises through an institutional phone system generally includes assigning a unique access identifier to an individual caller upon entry into the secured premises; receiving a destination number front the individual caller within the secured premises, the destination number being associated with a telephone located outside the secured premises; determining if the destination number is a per se free number, and, if the destination number is not determined to be a per se free number: receiving the unique access identifier from the individual caller; validating the unique access identifier; and, if the unique access identifier is valid, processing a telephone call to the destination number.
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