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METHODS AND APPARATUS FOR PERSISTENT CONTROL AND PROTECTION OF CONTENT

09/276,233 | U.S. Patent Application

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Location ELECTRONIC
Filed March 25, 1999
Examiner THUY N PARDO
Class 380
Art Group 2165
Patent No. 7,233,948
Case Type Utility - 380/200000
Status Patented Case
Parent 09/270,022 Abandoned
Parent 60/78,053 Expired
Child 10/715,597 Patented
Child 11/747,781 Patented
Child 12/898,597 Patented
Child 11/827,856 Patented
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Last Updated: 6 months ago
Date # Transaction