Method and apparatus for hierarchical assignment of rights to documents and documents having such rights

• US 6,895,503 B2
• Filed: 05/31/2001
• Issued: 05/17/2005
• Est. Priority Date: 05/31/2001
• Status: Expired due to Term

• Current Assignee: ContentGuard Holdings, Inc. (Pendrell Corporation)
• Original Assignee: ContentGuard Holdings, Inc. (Pendrell Corporation)
• Inventors: Nahidipour, Aram, Wang, Xin, Raley, Michael C., Lao, Guillermo, Ta, Thanh T., Tadayon, Bijan
• Primary Examiner(s): Peeso, Thomas R.
• Application Number:
  US09/867,748
• Publication Number:
  US 20020184517A1
• Time in Patent Office: 1,447 Days
• Field of Search: 713/168, 713/182, 713/193, 713/200, 713/201
• US Class Current: 713/168
• CPC Class Codes: G06F 21/1075 Editing
• CPC Class Codes: G06F 21/62 Protecting access to data via a platform, e.g. using keys or access control rules
• CPC Class Codes: G06Q 10/10 Office automation; Time management

Abstract

Digital rights management allows one or more of usage rights and delegation rights to be associated with a document. Through the use of the usage rights and the delegation rights, a hierarchy of rights associated with a document is created that provides a tree-type structure of rights extending from the content owner down through one or more users.

Claims

1. A rights management system comprising:

one or more hierarchical rights; and

a right management module that manages the one or more hierarchical rights;

wherein the one or more hierarchical rights comprise one or more usage rights and delegation rights; and

the delegation rights comprise at least one of distribution rights and distribution quantity.

2. The system of claim 1, wherein the usage rights comprise at least one of viewing, printing, editing, approving, modifying, updating and copying.

3. The system of claim 1, wherein the one or more hierarchical rights are associated with one or more digital works.

4. The system of claim 3, wherein the digital works comprise at least one of E-Books, books, documents, music, audio information, multimedia presentations and video information.

5. A method of managing rights comprising:

determining one or more hierarchical rights; and

associating the one or more hierarchical rights with one or more digital works;

wherein the one or more hierarchical rights comprise one or more usage rights and delegation rights; and

the delegation rights comprise at least one of distribution rights and distribution quantity.

6. The method of claim 5, wherein the usage rights comprise at least one of viewing, printing, editing, approving, modifying, updating and copying.

7. The method of claim 5, wherein the one or more hierarchical rights are associated with one or more portions of information.

8. The method of claim 5, wherein the digital works comprise at least one of E-Books, music, audio information, multimedia presentations and video information.

9. A digital rights management language comprising:

one or more hierarchical usage rights; and

one or more hierarchical delegation rights;

wherein the hierarchical delegation rights comprise at least one of distribution rights and distribution quantity.

10. The language of claim 9, wherein the hierarchical usage rights comprise at least one of viewing, printing, editing, approving, modifying, updating and copying.

11. An information storage media comprising:

information that determines one or more hierarchical rights; and

information that associates the one or more hierarchical rights with one or more digital works;

wherein the one or more hierarchical rights comprise one or more usage rights and delegation rights; and

the delegation rights comprise at least one of distribution rights and distribution quanity.

12. The media of claim 11, wherein the usage rights comprise at least one of viewing, printing, editing, approving, modifying, updating and copying.

13. The media of claim 11, wherein the one or more hierarchical rights are associated with one or more portions of information.

14. The media of claim 11, wherein the digital works comprise at least one of E-Books, books, music, audio information, multimedia presentations and video information.