US 7,774,280 B2
System and method for managing transfer of rights using shared state variablesGeneral
US 7,774,280 B2
System and method for managing transfer of rights using shared state variables
Tech Center:
3600 Transportation, Construction, Electronic Commerce, Agriculture, National Security and License and Review
Examiner:
Andrew J. Fischer
Art Unit:
3621 Business Methods — Incentive Programs, Coupons; Operations Research; Electronic Shopping; Health Care; Point of Sale, Inventory, Accounting; Cost/Price, Reservations, Shipping and Transportation; Business Processing
Agent:
Inventors:
Xin Wang; Thanh Ta; Guillermo Lao; Eddie J. Chen; Mai Nguyen
Assignee:
Priority:
06/07/01
Filed:
10/04/04
Granted:
08/10/10
Expiration:
08/14/25
Abstract
A method, system and device for transferring rights adapted to be associated with items from a rights supplier to a rights consumer, including obtaining a set of rights associated with an item, the set of rights including meta-rights specifying derivable rights that can be derived from the meta-; determining whether the rights consumer is entitled to the derivable rights specified by the meta-rights; and deriving at least one right from the derivable rights, if the rights consumer is entitled to the derivable rights specified by the meta-rights, wherein the derived right includes at least one state variable based on the set of rights and used for determining a state of the derived right.
Cooperative Patent Classification (CPC)
H04H04L2463/101H04LG06Q50/184G06Q