Information security – Prevention of unauthorized use of data including prevention... – Limitations on number or amount of copies
Reexamination Certificate
2006-08-08
2006-08-08
Zand, Kambiz (Department: 2132)
Information security
Prevention of unauthorized use of data including prevention...
Limitations on number or amount of copies
C726S026000, C726S030000, C713S167000, C705S059000
Reexamination Certificate
active
07089594
ABSTRACT:
The present invention provides a technique for implementing digital rights management for digital content that can be used on Java enabled mobile devices. It enables the controlled usage of the digital content on the mobile device after it is downloaded from a content provider. This is achieved by a mobile service provider that generates a license based on a rights workflow and applies charging policies to prevent the downloaded digital content from being forwarded to other users. The digital content cannot be used without the license. The digital content can be delivered to the user either through combined or separate delivery, depending on whether the license is sent along with the digital content or not. On expiry of the license, the user is prompted for updating the license. The user can then use the digital content once the license is updated.
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patent: 7013290 (2006-03-01), Ananian
patent: 2001/0052077 (2001-12-01), Fung
patent: 2003/0028451 (2003-02-01), Ananian
patent: 2003/0105835 (2003-06-01), Hori
patent: 2004/0249768 (2004-12-01), Konito
patent: WO 03/003173 (2003-01-01), None
Chakravorthy Jyothirmoy
Lal Vishal
Reddy Rajesh T S
Singhal Umesh
Botjer William L.
July Systems Inc.
Zand Kambiz
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