US Patent 11188635 File authentication method and apparatus
Patent 11188635 was granted and assigned to Tencent on November, 2021 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 8, 2018
Date of Patent
November 30, 2021
Patent Applicant
Patent Application Number
15974241
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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