Notification system for occurrences of group events based on zone and location of mobile devices | Patent Publication Number 20160316031

US 20160316031 A1

Patent NumberUS 09621661 B2

Application Number15200592

Filled DateJul 1, 2016

Priority DateDec 23, 2005

Publication DateOct 27, 2016

Original AssigneePerdiemco

Current AssigneePerdiemco

Inventor/ApplicantsDarrell Diem

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