Patent ID: 6718230
Filing Date: 2004-04-06
Classification: G06Q

Abstract:
A transaction management method in an intermediate server to intermediate a transaction between a seller terminal and a purchaser terminal which are interconnected via a network, the method comprising:storing a transaction procedure comprising a plurality of procedures in a predetermined order for each transaction type, and attribute information regarding data to be transmitted or received in each of the plurality of procedures; and transmitting or receiving the data to be transmitted or received between the seller terminal and the purchaser terminal in accordance with the transaction procedure determined by a transaction type and its attribute information in the transaction between the seller terminal and the purchaser terminal; storing identification information to identify uniquely the transaction; storing which procedure the transmission or reception is in accordance with corresponding to the identification information in the transaction between the seller terminal and the purchaser terminal, every time the data to be transmitted or received is transmitted or received between the seller terminal and the purchaser terminal; receiving the identification information to identify uniquely the transaction from either the seller terminal or the purchaser terminal if the transaction is interrupted in any of the plurality of procedures; and resuming the transaction from the interrupted procedure on the basis of the stored identification information and the received identification information.