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EARPIECE POSITIONING AND RETAINING

13/413,987 | U.S. Patent Application

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Location ELECTRONIC
Filed March 7, 2012
Examiner SUHAN NI
Class 381
Art Group 2614
Patent No. 8,254,621
Case Type Utility - 381/374000
Status Patented Case
Parent 12/860,531 Patented
Parent 61/374,107 Expired
Last Updated: 4 years, 6 months ago
Date # Transaction