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Method and apparatus for a nation-wide cellular telephone network

  • US 5,983,108 A
  • Filed: 05/02/1995
  • Issued: 11/09/1999
  • Est. Priority Date: 01/27/1992
  • Status: Expired due to Term
First Claim
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1. Apparatus for communicating present messages using cellular telephone systems, comprising:

  • a plurality of mobile units, each mobile unit associated with a mobile identification number and operable to initiate communication of a present message by issuing a cellular system feature request without user intervention, wherein the cellular telephone systems deliver communications to the mobile unit using the same mobile identification number; and

    a telecommunications platform coupled to a plurality of cellular telephone systems and operable to receive the present messages, the telecommunications platform operable to store the present messages in a plurality of chronological lists associated with the mobile units, each chronological list comprising a plurality of present messages received from an associated mobile unit, wherein the plurality of present messages includes present messages identifying at least two cellular telephone systems.

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