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DIGITAL WATERMARKS FOR CHECKING AUTHENTICITY OF PRINTED OBJECTS

11/779,061 | U.S. Patent Application

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Location ELECTRONIC
Filed July 17, 2007
Examiner CHRISTOPHER J BROWN
Class 713
Art Group 2439
Patent No. 8,006,092
Case Type Utility - 713/176000
Status Patented Case
Parent 09/938,870 Patented
Parent 60/263,987 Expired
Last Updated: 2 years, 6 months ago
Date # Transaction