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SYSTEM FOR CONTROLLING THE DISTRIBUTION AND USE OF DIGITAL WORKS USING DIGITAL TICKETS

09/777,966 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 7, 2001
Examiner FIRMIN BACKER
Class 705
Art Group 3621
Patent No. 6,944,600
Case Type Utility - 705/057000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/967,084 Patented
Parent 08/344,760 Abandoned
Child 10/773,306 Patented
Child 11/14,816 Patented
Last Updated: 5 years, 4 months ago
Date # Transaction