Patent ID: 7181425

Claim:
An automatic ordering method for trading of stocks, bonds, items, futures, options, indexes, and/or foreign currencies using a computer system connected to a data communication network, comprising: (a) the user selecting a trade-desired object and inputting an initial trade condition for selling or purchasing the selected object in the computer system, the initial trade condition including a price for selling or purchasing and a trade-desired quantity; (b) the user inputting an automatic trade condition containing purchase and selling conditions in the computer system, the automatic trade condition comprising conditions for deciding a selling price, a selling quantity, a purchase price and a purchase quantity for subsequent orders; (c) the user placing an initial trade order according to the initial trade condition in the computer system through the data communication network; (d) the computer system, without an intervention by the user, generating and placing a purchase order and a selling order for trade according to the automatic trade condition immediately after the initial trade order has been contracted; (e) immediately after one of the selling order and the purchase order is contracted, the computer system, without an intervention by the user, generating and placing another purchase order and another selling order for trade according to the automatic trade condition; and (f) the computer system repeating the process (e); wherein the selling order in each of the processes (d) and (e) is higher than the contracted price in each of the processes (d) and (e), and the purchase order price in each of the processes (d) and (e) is lower than the contracted price in each of the processes (d) and (e).