LANTMAST FUND LLC

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6567978 Television audience monitoring system and method employing display of cable converter boxExpiredOct 09, 98May 20, 03[H04N, G09G, H04B]
6085066 Non-video path data collection deviceExpiredJan 27, 99Jul 04, 00[H04N]
5881360 Non-video path data collection deviceExpiredOct 11, 95Mar 09, 99[H04N]

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