Enforcement and policing of licensed content using content-based identifiers | Patent Application Number 9987723
9987723
Not Appealed
Patent NumberUS 06928442 B2
Publication NumberUS 20020052884 A1
Filled DateNov 15, 2001
Priority DateApr 11, 1995
Inventor/ApplicantsRonald D. Lachman
David A. Farber
David A. Farber
Ronald D. Lachman
David A. Farber
David A. Farber
Ronald D. Lachman
ExaminesPHAM, KHANH B
Art Unit2167
Technology Center2100
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