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Reexamination of Patent No. 5,109,414, Signal processing apparatus and methods

90/11,744 | U.S. Patent Application

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Location ELECTRONIC
Filed June 15, 2011
Examiner CHARLES R CRAVER
Class 380
Art Group 3992
Case Type Re-Examination - 380/001000
Status Reexamination Certificate Issued
Original Case 07/588,126 Patented
Parent 07/96,096 Patented
Parent 06/829,531 Patented
Parent 06/317,510 Patented
Last Updated: 1 year, 8 months ago
Date # Transaction