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SYSTEM AND METHOD FOR COMMUNICATING WITH A REMOTE COMMUNICATION UNIT VIA THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN)

10/657,398 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 8, 2003
Examiner SONNY TRINH
Class 455
Art Group 2618
Patent No. 7,079,810
Case Type Utility - 455/041200
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 09/301,671 Patented
Parent 08/895,720 Patented
Parent 08/825,576 Patented
Parent 60/40,316 Expired
Last Updated: 4 years, 2 months ago
Date # Transaction