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METHOD AND APPARATUS FOR IN-EAR CANAL SOUND SUPPRESSION

16/992,861 | U.S. Patent Application

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Filed Aug. 13, 2020
Examiner TRAN, CON P
Class 455
Art Group 2654
Patent No. 11,489,966
Case Type Utility
Status Patented Case
Child 18/985,018 Docketed New Case
Child 17/867,682 Allowance Counted
Last Updated: 5 months, 2 weeks ago
Date # Transaction