发明名称 PRESENCE INFORMATION TRANSMITTED IN WIRELESS MESSAGING SYSTEMS AND METHODS
摘要 A messaging system for selectively performing an action on information, for remote retrieval of messages, for performing action on information at different times, for selective paging, for providing a user interface for message access and having integrated audio visual messaging.
申请公布号 US2015215752(A1) 申请公布日期 2015.07.30
申请号 US201514681807 申请日期 2015.04.08
申请人 Helferich Richard J. 发明人 Helferich Richard J.
分类号 H04W4/14;H04L12/58 主分类号 H04W4/14
代理机构 代理人
主权项
地址 Encinitas CA US