Methods and systems for switching over a voice call | Patent Application Number 14826663

14826663
Not Appealed
Patent NumberUS 09578570 B2
Publication NumberUS 20150358878 A1
Filled DateAug 14, 2015
Priority DateDec 22, 2006
Inventor/ApplicantsShin Cheung Simon Chiu
Chi Fai Ho
ExaminesPHAM, TIMOTHY X
Art Unit2641
Technology Center2600
Assignments
Ensco Technology Company
Current
Tp Lab Inc.
Original
Law Firm
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