US Patent 7194440 Billing method using SSL/TLS
Patent 7194440 was granted and assigned to Deutsche Telekom on March, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 6, 2001
Date of Patent
March 20, 2007
Patent Application Number
10148298
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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