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DOORBELL COMMUNICATION SYSTEMS AND METHODS

14/684,302 | U.S. Patent Application

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Location ELECTRONIC
Filed April 10, 2015
Examiner JARED T WALKER
Class 348
Art Group 2486
Patent No. 9,113,052
Case Type Utility - 348/143000
Status Patented Case
Parent 14/612,376 Patented
Parent 14/664,345 Patented
Parent 62/127,660 Expired
Child 14/695,436 Patented
Child 14/724,702 Patented
Child 14/724,723 Patented
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Last Updated: 3 years, 11 months ago
Date # Transaction