Patent ID: 8079089
Filing Date: 2011-12-13
Classification: G06F

Abstract:
1. An information usage control system, comprising: first and second information usage control devices that each register, in response to a registration request from a user managed by its own information usage control device, usage control information for controlling use of control target information in a memory of its own information usage control device, so as to be associated with the control target information, and provide, upon receipt of an issuance request for usage information concerning the control target information from the user managed by its own information usage control device, the user with the usage information for using the control target information, based on the usage control information registered in the memory of its own information usage control device so as to be associated with the control target information, wherein the first information usage control device and the second information usage control device manage different set of users, the first information usage control device includes a first information processing unit that provides, in response to the registration request from the user managed by its own information usage control device, the user with a list of the usage control information for users managed by the second information usage control device, and upon receipt of selection of the usage control information out of the list, sends the selected usage control information to the second information usage control device so as to be associated with control target information to which the usage control information is applied, and the second information usage control device includes a second information processing unit that receives the usage control information associated with the control target information, sent from the first information processing unit, and registers the usage control information in the memory of its own information usage control device so as to be associated with the control target information.