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INTERACTIVE AND CONVENTIONAL TELEVISION INFORMATION SYSTEM

08/318,982 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Oct. 6, 1994
Examiner DAVID E HARVEY
Class 348
Art Group 2602
Patent No. 5,550,578
Case Type Utility - 348/007000
Status Patented Case
Parent 08/56,958 Patented
Parent 07/877,325 Patented
Parent 07/754,932 Patented
Parent 07/589,205 Patented
Child 08/660,659 Patented
Child 08/987,399 Patented
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Last Updated: 4 years, 11 months ago
Date # Transaction