US Patent 7526548 Distributing an information image

Patent 7526548 was granted and assigned to Sony on April, 2009 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Sony

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7526548

Date of Patent

April 28, 2009

Patent Application Number

10478887

Date Filed

March 24, 2003

Patent Primary Examiner

‌

Kevin Bates

Patent abstract

A content information image and an information image utilizing system with an access right and an authentication function. In the information image utilizing system (100), copy information image data including identifying information (serial ID, master ID, provider ID, version information, and the like) and attribute information (ownership condition, time limit information, and the like) of the content information image is placed in an information image managing server (1002), enabling an information image providing unit to grasp and manage an owner of the information image. Use of the content information image is limited to a client (1005) satisfying the identifying information and the attribute information retained by the content information image.