Patent ID: 8161116
Filing Date: 2012-04-17
Classification: H04L,H04M

Abstract:
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.