243171 ⎘
Data processing: financial, business practice, management, or cost/price determination; Digital rights management; Usage protection of distributed files; Usage charge determination including third party for collecting or distributing payment, e.g. Clearing house
Over-the-air delivery of metering certificates and data
#2Intellectual property trading exchange
#3Over-the-air delivery of metering certificates and data
#4Apparatus for and method of establishing digital content right, and computer program product