System for controlling the use of digital works using removable content repositories

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United States of America Patent

PATENT NO 7117180
SERIAL NO

11202179

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A rendering method, system, repository and software for controlling use of digital works in accordance with usage rights associated therewith and including a manner of use therefor, including receiving requests for digital works; determining whether a request for a digital work should be granted based on usage rights associated with the digital work; and storing digital works in a removable storage device. Whether a manner of use specified in the request corresponds to a manner of use included in the usage rights is determined and if so the request is granted. A contents file of the digital work and a description file including the usage rights and associated with the contents file are stored on the removable storage device. A secure and trusted communication is established between the repository and the removable storage device.

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Patent Owner(s)

Patent OwnerAddress
CONTENTGUARD HOLDINGS INC103 FOULK ROAD SUITE 200-M WILMINGTON DE 19803

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pirolli, Peter L T San Francisco, CA 58 4325
Stefik, Mark J Portola Valley, CA 151 10940

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