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NUMBER PORTABILITY IN A COMMUNICATIONS SYSTEM

10/77,544 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 15, 2002
Examiner AJIT PATEL
Class 370
Art Group 2664
Patent No. 6,639,912
Case Type Utility - 370/352000
Status Patented Case
Parent 09/272,131 Patented
Parent 08/755,268 Patented
Child 10/635,664 Patented
Last Updated: 6 years, 6 months ago
Date # Transaction