Transferring electronic content
First Claim
Patent Images
1. A method for transferring electronic content, comprising:
- providing electronic content to a first user;
providing the first user with a key packet, said key packet comprising a decryption key and content rights information;
transferring said electronic content and said key packet from the first user to a second user; and
rendering rights of the first user to said electronic content unusable upon transfer of said electronic content and said key packet from the first user to the second user.
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Abstract
A method and apparatus for transferring electronic content. The method and apparatus include providing electronic content to a first user, providing the first user with a key packet, the key packet including a decryption key and content rights information, transferring the electronic content and the key packet from the first user to a second user and rendering rights of the first user to the electronic content unusable upon transfer of the electronic content and the key packet from the first user to the second user.
92 Citations
34 Claims
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1. A method for transferring electronic content, comprising:
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providing electronic content to a first user;
providing the first user with a key packet, said key packet comprising a decryption key and content rights information;
transferring said electronic content and said key packet from the first user to a second user; and
rendering rights of the first user to said electronic content unusable upon transfer of said electronic content and said key packet from the first user to the second user. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A method for returning electronic content from a first user to a content provider, the content being associated with a key packet comprising a decryption key and content rights information, the method comprising:
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transferring said key packet from the first user to the content provider; and
rendering rights of the first user to said electronic content unusable upon transfer of said key packet from the first user to the content provider. - View Dependent Claims (31, 32)
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33. Apparatus for transferring electronic content, comprising:
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a content provider for providing electronic content to a first user;
a key packet provider for providing the first user with a key packet, said key packet comprising a decryption key and content rights information;
a content transferor for transferring said electronic content and said key packet from the first user to a second user; and
a rights controller for rendering rights of the first user to said electronic content unusable upon transfer of said electronic content and said key packet from the first user to the second user.
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34. Apparatus for returning electronic content from a first user to a content provider, the content being associated with a key packet comprising a decryption key and content rights information, the apparatus comprising:
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a key packet transferor for transferring said key packet from the first user to the content provider; and
a rights controller for rendering rights of the first user to said electronic content unusable upon transfer of said key packet from the first user to the content provider.
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Specification