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Reexamination of Patent No. 5,335,277, Signal processing appparatus and methods

90/11,992 | U.S. Patent Application

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Location ELECTRONIC
Filed Nov. 1, 2011
Examiner SAMUEL G RIMELL
Class 380
Art Group 3992
Case Type Re-Examination - 380/242000
Status Reexamination Certificate Issued
Original Case 08/56,501 Patented
Parent 07/849,226 Patented
Parent 07/588,126 Patented
Parent 07/96,096 Patented
Parent 06/829,531 Patented
Parent 06/317,510 Patented
Last Updated: 2 years, 2 months ago
Date # Transaction