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SYSTEM AND METHOD OF COMMUNICATION USING AT LEAST TWO MODULATION METHODS

12/543,910 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 19, 2009
Examiner DAC HA, V
Class 375
Art Group 2611
Patent No. 8,023,580
Case Type Utility - 375/302000
Status Patented Case
Parent 11/774,803 Patented
Parent 10/412,878 Patented
Parent 09/205,205 Patented
Parent 60/67,562 Expired
Child 13/198,568 Patented
Child 90/13,808 -
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Last Updated: 4 years, 2 months ago
Date # Transaction