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MESSAGE BROADCASTING NETWORK USAGE BILLING SYSTEM AND METHOD

13/73,682 | U.S. Patent Application

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Location ELECTRONIC
Filed March 28, 2011
Examiner HAJIME S ROJAS
Class 705
Art Group 3681
Patent No. 8,583,519
Case Type Utility - 705/034000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 11/602,462 Patented
Parent 60/739,820 Expired
Child 13/463,033 Patented
Child 13/463,037 Patented
Last Updated: 2 years, 5 months ago
Date # Transaction