Geographical number portability
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 28, 2006
Grant Date -
Nov 28, 2002
app pub date -
Apr 29, 2002
filing date -
May 25, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Telecommunication system, with a communication network (1), and a database (10), accessible through the network (1), the database (10) comprising telephone numbers (60), and associated with a telephone number a location identification (70), each location identification (70) comprising a primary geographical location identifier (71) and a secondary geographical location identifier (72), wherein the primary geographical location identifier (71) is an identifier of an area (I-VI) of the network (1), such as a postal code, and the secondary geographical location identifier (72) is an identifier of the geographical location associated with the corresponding telephone number (60), such as a geographical place name.
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