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TELEPHONE SYSTEM

13/487,762 | U.S. Patent Application

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Location ELECTRONIC
Filed June 4, 2012
Examiner GERALD GAUTHIER
Class 379
Art Group 2651
Patent No. 8,538,002
Case Type Utility - 379/211020
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 12/200,330 Patented
Parent 09/805,395 Patented
Parent 08/873,215 Patented
Parent 60/23,749 Expired
Child 14/28,274 Abandoned
Last Updated: 1 year, 2 months ago
Date # Transaction