Systems, methods and apparatuses for ensuring proximity of communication device | Patent Number 09456344
US 09456344 B2Filled DateMar 11, 2014
Priority DateMar 15, 2013
Publication DateSep 18, 2014
Expiration DateMar 14, 2033
Inventor/ApplicantsSergey Ignatchenko
Dmytro Ivanchykhin
Dmytro Ivanchykhin
ExaminesTHIAW, CATHERINE B
Art Unit2493
Technology Center2400
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