Licensing digital content use

Details Licensing digital content use Licensing digital content use

2003-06-27

2010-06-29

Truong, Thanhnga B (Department: 2438)

Information security

Access control or authentication

Network

C726S002000, C705S059000, C713S165000

Reexamination Certificate

active

07748030

ABSTRACT:
Systems and methods for packaging, delivery, and use of digital content. In one embodiment, a license matrix is created and used for evaluating the license rights applicable to a requested use of a content item. The license matrix can comprise a plurality of licenses grouped in license chains, and each license can include a set of entitlement rules and a set of grants. A license chain can be associated with an identifier corresponding to a use of content. In another embodiment, it is provided a method of packaging unsecured content for secured delivery over a computer network. In yet another embodiment, a system and method are provided for applying digital management rules to a content item at the time a user requests a use of the content item. In some embodiments, systems and methods allow evaluation of a requested use against a group of licenses to determine the applicable license rights for the requested use.

REFERENCES:
patent: 5204897 (1993-04-01), Wyman
patent: 5260999 (1993-11-01), Wyman
patent: 6108645 (2000-08-01), Eichstaedt et al.
patent: 6226618 (2001-05-01), Downs et al.
patent: 6418421 (2002-07-01), Hurtado et al.
patent: 6587837 (2003-07-01), Spagna et al.

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