Patent ID: 7275045

Claim:
A product ordering system for placing and receiving an order for a product, the product ordering system comprising: a terminal of a purchaser having a means for sending Computer Aided Design (CAD) drawing data with a basic specification of the product ordered by said purchaser, said basic specification being a first piece of product-identifying information; a host computer of a supplier connected to said terminal via a network, said CAD drawing data with said basic specification being transmitted from said purchaser terminal to said host computer, said host computer having a means for managing product catalog information and customer planning information, said product catalog information including price information of the product, said customer planning information being registered in advance based on past order records and an arrangement record including other records and information of said purchaser, said customer planning information being a second piece of product-identifying information, said host computer having: a means for receiving said CAD drawing data sent from said terminal; a means for extracting said basic specification from said received CAD drawing data; a means for searching said product catalog information and said customer planning information based on said extracted basic specification; a means for creating quotation data based on said CAD drawing data, said searched product catalog information, and said searched customer planning information; and a means for sending said quotation data to said terminal.