Patent ID: 6944271
Filing Date: 2005-09-13
Classification: H04L,H04W

Abstract:
1. An information delivery management apparatus for managing delivery status of information transmitted from a mobile communication terminal to another mobile communication terminal, comprising; first storage means for storing delivery status data indicating whether said information has been delivered to the receiver mobile communication terminal or not; second storage means for storing check permission data indicating whether a check of the delivery status data of information is permitted or prohibited, for every mobile communication terminal; updating means for, in response to an update request sent from the outside of the apparatus when said information is delivered to the receiver mobile communication terminal, updating the delivery status data of undelivered status about the receiver mobile communication terminal, stored in said first storage means, to data of delivered status when the check permission data about the receiver mobile communication terminal, stored in said second storage means, indicates “permitted;” and sending means for extracting said delivery status data stored in said first storage means, in response to a request from the sender mobile communication terminal and sending said extracted delivery status data to said sender mobile communication terminal.