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METHOD AND APPARATUS FOR SELECTIVE SILENCING OF TELEPHONE RINGING

15/149,488 | U.S. Patent Application

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Location ELECTRONIC
Filed May 9, 2016
Examiner AKELAW TESHALE
Class 379
Art Group 2653
Patent No. 9,497,321
Case Type Utility - 379/201010
Status Patented Case
Parent 14/843,242 Patented
Parent 13/740,555 Patented
Parent 13/299,811 Patented
Parent 12/407,074 Patented
Parent 61/70,077 Expired
Child 15/341,209 Patented
Last Updated: 4 years, 5 months ago
Date # Transaction