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Method and system for communicating a data file over a network

DC
  • US 8,161,116 B2
  • Filed: 05/24/2004
  • Issued: 04/17/2012
  • Est. Priority Date: 05/23/2003
  • Status: Active Grant
First Claim
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1. A method of transmitting a data file from a sender to a recipient, comprising the steps of:

  • transmitting said data file to a messaging server over a first communication network by said sender using a sender device;

    said messaging server associating said data file with a unique access address;

    said messaging server associating said unique access address with a notification message;

    said messaging server transmitting said notification message to said recipient over a second communication network, wherein;

    said notification message is not sent while the sender is accessing the messaging server and said notification message is queued for later delivery;

    said first communication network and said second communication network are disparate networks;

    said sender device stores contact information to keep recipient contact information of said sender updated within an address book stored on said messaging server;

    said messaging server periodically queries said sender device for detecting changes in said stored contact information; and

    said messaging server transmits said notification message to said recipient based on said recipient contact information;

    said recipient accessing said unique access address to retrieve said data file;

    said messaging server identifying the unique access address used by the recipient; and

    said messaging server transmitting said data file corresponding to the unique access address to said recipient.

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