Patent ID: 8600884

Claim:
A method for payment receipt between a payee which provides a service and a payer which pays for the provided service, the method comprising the steps of: extracting by a payee server of the payee, required information including information on payers including the payer and payment amounts of the payers from a receipt management database for managing information on the payers who have to pay and the payment amounts that the respective payers have to pay for a certain period of time, wherein the payee server directly issues, to the payer, a bill for payment for the service of the payee; converting by the payee server, the extracted information into a two-dimensional (2D) code; making out by the payee server, the bill for payment with the converted 2D code attached thereto; transmitting by the payee server, the bill for payment with the 2D code to a receiver of the payer; receiving by the payee server, a receipt message from the receiver of the payer; and receiving by the payee server, processed payer information from a relay server, wherein the relay server receives information on payers who have completed a payment process and on payments of the payers who have completed the payment process, transmitted from a financial institution server and selects information including a paid amount, a paid date, and personal details of a payer, which the payee wants to obtain, among the received information thereby to provide the processed payer information to the payee server.