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METHODS FOR PRESENTING AND DETERMINING THE EFFICACY OF PROGRESSIVE PICTORIAL AND MOTION-BASED CAPTCHAS

12/494,083 | U.S. Patent Application

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Location ELECTRONIC
Filed June 29, 2009
Examiner BEEMNET W DADA
Class 726
Art Group 2435
Patent No. 8,752,141
Case Type Utility - 726/005000
Status Patented Case
Parent 61/76,495 Expired
Child 14/223,824 Patented
Child 14/223,848 Patented
Last Updated: 2 years, 1 month ago
Date # Transaction