Information processing system, information processing device, information processing method, program and recording medium

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20050146966A1
SERIAL NO

10507210

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to an information processing system, an information processing apparatus, and an information processing method, and to a program and a recording medium for preventing duplicated purchase of a license. A client 1 requests a license from a license server 4, acquires the license, and utilizes content based on the license. The license server 4 provides a license with which content is utilized. The client 1 determines whether or not the license requested from the license server 4 duplicates a license already held by the client 1. The client 1 informs its user that the license requested by the client 1 duplicates a license already held by the client 1 according to a determination result. The present invention is applicable to, for example, a computer which utilizes digital content by acquiring a license to utilize the content.

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Patent Owner(s)

Patent OwnerAddress
SONY CORPORATIONTOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawamura, Makoto Kanagawa, JP 118 2249

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