Patent ID: 9224164
Filing Date: 2015-12-29
Classification: G06Q

Abstract:
1. A data processing system comprising: a client device connectable to the internet, the client device having a web browser for accessing information via the internet; wherein the web browser comprises extension software, the extension software cooperating with the web browser to cause the web browser to: send a query to a server computer when the browser accesses a current internet address from an online retailer internet page for a current item being viewed; receive a list providing one or more groups of internet addresses of other online retailer internet pages from the server computer in response to the query, each group having two or more internet addresses each relating to different respective other retailers' offerings of an item for purchase, so that when information derived from the current internet address being accessed by the web browser relates to such a group of internet addresses, wherein the other internet addresses in the group relate to the current item being viewed; detect a price of the current item from each of the internet addresses in the group by comparing patterns in code used by online retailers associated with the internet addresses to patterns corresponding to retail prices in a database; display a comparison of two or more prices for the current item detected by the web browser from each of the internet addresses in the group and indicate a lowest price for the current item while displaying the internet page relating to the current internet address on a display; and provide a hyperlink to at least the internet page relating to the lowest priced offering of the current item, wherein the hyperlink is configured to provide an identification of a provider of the extension software to a corresponding online retailer web page or an affiliate network, when the hyperlink is accessed with the web browser.