System and method for differential payment

Data processing: financial – business practice – management – or co – Automated electrical financial or business practice or... – Electronic shopping

Reexamination Certificate

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Reexamination Certificate

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08036947

ABSTRACT:
Provided is a differential payment system connected to both a supplier terminal of a supplier providing a service and a purchaser terminal of a purchaser purchasing the service though a network, to differentially pay for the service based on an evaluation data of the service provided by the supplier.

REFERENCES:
patent: 7657479 (2010-02-01), Henley
patent: 10-2000-0037430 (2000-07-01), None
patent: 10-2000-0050014 (2000-08-01), None
patent: 10-2001-0104180 (2001-11-01), None
patent: 10-2002-0037435 (2002-05-01), None
patent: 10-2005-0091203 (2005-09-01), None
Business Editors, Business Wire. New York: Feb. 17, 2000. p. 1; “Scribona Makes a Capital Gain of MSEK 33” http://proquest.umi.com/pqdweb?did=52114652&sid=5&Fmt=3&clientId=19649&RQT=309&VName=PQD.
International Search Report-PCT/KR2008/002009 dated Jun. 20, 2008.

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