Method and system for subscription digital rights management

a digital rights management and subscription technology, applied in the field of subscription digital rights management system, can solve the problems of not being able to enforce the intellectual property rights of content owners during the distribution and use of digital works, being difficult to prevent, or even deter, people from making unauthorized copies of electronic works within current general-purpose computing and communication systems
US20080021836A1Inactive Publication Date: 2008-01-24CONTENTGUARD HLDG
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Patent Information

Authority / Receiving Office
US · United States
Current Assignee / Owner
CONTENTGUARD HLDG
Publication Date
2008-01-24
Estimated Expiration
Not applicable · inactive patent

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Abstract

A system and method for managing use of items having usage rights associated therewith. The system includes an activation device adapted to issue a software package having a public and private key pair, the public key being associated with a user, a license device adapted to issue a license, a usage device adapted to receive the software package, receive the license and allow the user to access the item in accordance with the license, and a subscription managing device adapted to maintain a subscription list including the public key associated with the user. License's is issued by the license device upon verifying presence of the public key in the subscription list corresponding to requested content.
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Description

RELATED APPLICATION DATA

[0001] This application is a Continuation of co-pending U.S. patent application Ser. No. 10 / 162,698 filed on Jun. 6, 2002, which is a Continuation-in-Part of U.S. patent application Ser. No. 09 / 867,747 filed on May 31, 2001, now U.S. Pat. No. 6,876,984, and which claims benefit from U.S. Provisional Patent Application Ser. No. 60 / 296,114 filed on Jun. 7, 2001, the entire disclosures of all of which are hereby incorporate by reference herein.BACKGROUND OF THE INVENTION

[0002] 1. Field of the Invention

[0003] The present invention is directed to a subscription digital rights management system and a method thereof. In particular, the present invention is directed to such a system and method that facilitates subscription to plural protected items, such as digital content.

[0004] 2. Description of Related Art

[0005] One of the most important issues impeding the widespread distribution of digital works (i.e. documents or other content in forms readable by computer...

Claims

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