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FEATURE-BASED WATERMARKS AND WATERMARK DETECTION STRATEGIES

09/810,079 | U.S. Patent Application

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Location ELECTRONIC
Filed March 16, 2001
Examiner SEYED H AZARIAN
Class 382
Art Group 2627
Patent No. 7,020,303
Case Type Utility - 382/100000
Status Patented Case
Parent 60/190,481 Expired
Last Updated: 4 years, 3 months ago
Date # Transaction