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METHODS AND SYSTEMS FOR ENCODING AND PROTECTING DATA USING DIGITAL SIGNATURE AND WATERMARKING TECHNIQUES

11/500,854 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 7, 2006
Examiner THOMAS R PEESO
Class 713
Art Group 2432
Patent No. 7,747,858
Case Type Utility - 713/176000
Status Patented Case
Parent 11/209,238 Patented
Parent 10/897,001 Patented
Parent 09/588,652 Patented
Parent 60/138,171 Expired
Child 12/788,118 Patented
Child 13/340,801 Patented
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Last Updated: 4 years, 7 months ago
Date # Transaction