×

Protected content distribution system

  • US 6,824,051 B2
  • Filed: 06/07/2002
  • Issued: 11/30/2004
  • Est. Priority Date: 06/07/2001
  • Status: Expired due to Term
First Claim
Patent Images

1. A rights management system for managing use of items having usage rights associated therewith, said system comprising:

  • a user device adapted to receive a license having usage rights specifying a manner of use and being associated with at least one item, and allow authorized users to access said at least one item in accordance with said license;

    an access list associated with said at least one item, said access list having identification mechanisms associated with said authorized users;

    means for receiving a license request for access to said at least one item on behalf of a license requesting user, said license requesting user having an associated identification mechanism;

    an access list managing device adapted to determine whether said identification mechanism associated to said license requesting user is in said access list, and provide instructions to issue said license associated with said at least one item; and

    a license device adapted to issue said license associated with said at least one item upon receiving instructions from said access list managing device;

    wherein said access list managing device is further adapted to provide instructions to said license device to issue said license associated with said at least one item upon determining that said identification mechanism associated to said license requesting user is in said access list.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×