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WATERMARK DETECTION USING A FOURIER MELLIN TRANSFORM

09/452,023 | U.S. Patent Application

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Location ELECTRONIC
Filed Nov. 30, 1999
Examiner JOSE L COUSO
Class 382
Art Group 2621
Patent No. 6,408,082
Case Type Utility - 382/100000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/746,613 Patented
Parent 09/186,962 Patented
Parent 08/649,419 Patented
Child 09/566,533 Patented
Child 10/202,367 Patented
Child 10/797,617 Patented
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Last Updated: 4 years, 3 months ago
Date # Transaction