Method, system, and device for verifying authorized issuance of a rights expression
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United States of America Patent
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N/A
Issued Date -
May 18, 2006
app pub date -
Nov 12, 2004
filing date -
Nov 12, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method, system, and device for verifying authorized issuance of a statement or expression, including determining if a statement or expression is associated with a statement of trusted issuance; determining if the statement of trusted issuance applies; determining if issuance of the statement of trusted issuance is authorized; and verifying that the issuance of the statement or expression was authorized, if the statement of trusted issuance applies, and the issuance of the statement of trusted issuance is authorized.
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