Method and apparatus for assigning consequential rights to documents and documents having such rights

US6976009B2 · kind B2 · utility

Assignee

• CONTENTGUARD HOLDINGS, INC. · US

Inventors

• Bijan Tadayon · Germantown, US
• Aram Nahidipour · Mill Creek, US
• Xin Wang · Los Angeles, US
• Michael Raley · Downey, US
• Guillermo Lao · Torrance, US
• Thanh Ta · Tecate Mission Road, US
• Charles Gilliam · Darien, US

Key dates

• Filing date: May 31, 2001
• Grant date: Dec 13, 2005
• Expiry date: Sep 10, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S707/99939
• WIPO field: IT methods for management
• WIPO sector: Electrical engineering

Abstract

Through the use of digital rights management, one or more conditional or consequential rights can be associated with a document. The conditional or consequential rights are activated by one or more trigger events that allow or restrict access to one or more documents by one or more users.