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Reexamination of Patent No. 5,490,170, CODING APPARATUS FOR DIGITAL SIGNAL

90/12,564 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 14, 2012
Examiner JOSEPH R POKRZYWA
Class 375
Art Group 3992
Case Type Re-Examination - 375/240000
Status Reexamination Certificate Issued
Original Case 08/159,122 Patented
Parent 07/857,980 Abandoned
Child 3-091548
Child 3-092741
Last Updated: 2 years, 2 months ago
Date # Transaction