Method and apparatus for selective silencing of telephone ringing | Patent Number 09167088

US 09167088 B2
Application Number13740555
Publication NumberUS 20140198903 A1
Pendency2 years, 9 months, 9 days
Filled DateJan 14, 2013
Priority DateMar 20, 2008
Publication DateJul 17, 2014
Expiration DateMar 19, 2028
Inventor/ApplicantsSteve Cha
ExaminesTESHALE, AKELAW
Art Unit2653
Technology Center2600
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