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OPTICAL TOUCH SCREEN SYSTEMS USING WIDE LIGHT BEAMS

12/760,568 | U.S. Patent Application

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Location ELECTRONIC
Filed April 15, 2010
Examiner AFROZA Y CHOWDHURY
Class 345
Art Group 2628
Case Type Utility - 345/175000
Status Abandoned -- Failure to Respond to an Office Action
Parent 61/169,779 Expired
Parent 61/171,464 Expired
Parent 12/371,609 Patented
Parent 61/317,255 Expired
Child 13/424,592 Patented
Child 13/854,074 Patented
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Last Updated: 6 years, 2 months ago
Date # Transaction