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COMPOUND LENS STRUCTURE FOR OPTICAL TOUCH SCREEN

14/730,880 | U.S. Patent Application

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Location ELECTRONIC
Filed June 4, 2015
Examiner AFROZA Y CHOWDHURY
Class 345
Art Group 2628
Case Type Utility - 345/175000
Status Abandoned -- Failure to Respond to an Office Action
Parent 13/424,543 Patented
Parent 61/564,164 Expired
Parent PCT/US11/29191 Published
Parent 61/317,255 Expired
Parent 61/317,257 Expired
Parent 61/379,012 Expired
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Last Updated: 3 years, 11 months ago
Date # Transaction