A server obtains an adaptivity of a selectable device for a device retrieval condition from a client and sends it to the client. The client presents the adaptivity to the user, thereby enabling the user to freely select a desired device among a plurality of devices which conform with the retrieval c...http://www.google.de/patents/US7437436?utm_source=gb-gplus-sharePatent US7437436 - Server, device, client, information processing method of server, information processing method of device, information processing method of client, information processing program, and memory medium