METHOD, SYSTEM, AND DEVICE FOR VERIFYING AUTHORIZED ISSUANCE OF A RIGHTS EXPRESSION

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United States of America Patent

SERIAL NO

14529085

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Abstract

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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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Patent Owner(s)

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

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Eddie J Rancho Palos Verdes, US 39 1229
DeMartini, Thomas Los Angeles, US 25 675
Gilliam, Charles P Darien, US 35 1533

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