Methods for presenting and determining the efficacy of progressive pictorial and motion-based CAPTCHAs | Patent Application Number 12494083

12494083
Not Appealed
Patent NumberUS 08752141 B2
Publication NumberUS 20090328150 A1
Filled DateJun 29, 2009
Priority DateJun 27, 2008
Inventor/ApplicantsJohn Nicholas Gross
JOHN NICHOLAS GROSS
ExaminesDADA, BEEMNET W
Art Unit2435
Technology Center2400
Assignments
Human Differential Intelligence Llc
Current
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