OBJECT SOFTWARE MODULES N.V.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6567569 Method for determining reproducibly if visual features of objects are known to a personExpiredAug 12, 99May 20, 03[H04N, G09G, G06F, G06K]
6516464 Method and system for detecting audience response audio visual stimuliExpiredDec 30, 99Feb 04, 03[H04N]
6228038 Measuring and processing data in reaction to stimuliExpiredSep 30, 98May 08, 01[A61B]

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