Method and apparatus to allocate and recycle telephone numbers in a call-tracking system
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United States of America Patent
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Sep 9, 2008
Grant Date -
Nov 10, 2005
app pub date -
Dec 15, 2004
filing date -
May 4, 2004
priority date (Note) -
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Abstract
In one embodiment, the invention provides a method. The method includes dynamically allocating a telephone number to an advertisement on a just-in-time basis; and if the telephone number is not called for a predefined period of time then unallocating the telephone number.
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