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METHOD AND APPARATUS FOR SELECTIVE SILENCING OF TELEPHONE RINGING

13/299,811 | U.S. Patent Application

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Location ELECTRONIC
Filed Nov. 18, 2011
Examiner OLISA ANWAH
Class 379
Art Group 2655
Patent No. 8,369,494
Case Type Utility - 379/088120
Status Patented Case
Parent 12/407,074 Patented
Parent 61/70,077 Expired
Child 13/740,555 Patented
Child 14/843,242 Patented
Child 15/149,488 Patented
Child 15/341,209 Patented
Last Updated: 1 year, 4 months ago
Date # Transaction