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Method, device, system, and program for transaction of contents through network

  • US 7,346,547 B2
  • Filed: 09/07/2001
  • Issued: 03/18/2008
  • Est. Priority Date: 09/08/2000
  • Status: Expired due to Fees
First Claim
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1. A method in a system, said system including a center and a plurality of terminals connected to the center by a network, said method comprising:

  • sending, from a first terminal of said plurality of terminals to said center through said network, first contents;

    storing, by said center, said first contents;

    sending, from a second terminal of said plurality of terminals to said center through said network, a request for consent to use or transfer said first contents;

    deriving, by said center, a first token for consent to use or transfer the first contents;

    sending the first token from the center to the second terminal through the network or by an off-network storage medium storing the first token;

    sending, from said second terminal to said center through said network, said first token and a notification of a desire to transfer said first token;

    sending, from a third terminal of said plurality of terminals to said center through said network, a request for said first token; and

    sending the first token from the center to the third terminal through the network or by a second off-network storage medium storing the first token.

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