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NUMBER PORTABILITY IN A COMMUNICATIONS SYSTEM

10/635,664 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 6, 2003
Examiner AJIT PATEL
Class 370
Art Group 2664
Patent No. 6,999,463
Case Type Utility - 370/410000
Status Patented Case
Parent 10/77,544 Patented
Parent 09/272,131 Patented
Parent 08/755,268 Patented
Child 11/268,047 Abandoned
Last Updated: 6 years, 1 month ago
Date # Transaction