US Patent 8750471 Signal detection and blocking for voice processing equipment

Patent 8750471 was granted and assigned to Semafone Limited on June, 2014 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Semafone Limited

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8750471

Date of Patent

June 10, 2014

Patent Application Number

12991642

Date Filed

May 8, 2009

Patent Citations Received

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US Patent 11689585 Processing sensitive information over VoIP

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US Patent 12126991 Method and apparatus for protecting sensitive data

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US Patent 11870822 Processing sensitive information over VoIP

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US Patent 11689668 Providing improved contact center agent assistance during a secure transaction involving an interactive voice response unit

Patent Primary Examiner

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Stella Woo

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