US Patent D883491 In-ear device
Patent D883491 was granted and assigned to SmartEar on May, 2020 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 30, 2017
Date of Patent
May 5, 2020
Patent Applicant
Patent Application Number
29619714
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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