The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2008
Filed:
Oct. 14, 2003
Applicants:
Sheng Mei Shen, Singapore, SG;
Zhongyang Huang, Singapore, SG;
Ming Ji, Singapore, SG;
Takafumi Ueno, Nara, JP;
Inventors:
Sheng Mei Shen, Singapore, SG;
Zhongyang Huang, Singapore, SG;
Ming Ji, Singapore, SG;
Takafumi Ueno, Nara, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/167 (2006.01);
U.S. Cl.
CPC ...
Abstract
Digital Rights Management (DRM) or Intellectual Property Management and Protection (IPMP) for generic digital content wherein a IPMP Control Graph and a REL-IPMP Control Graph carries protection signalling and rights expression data. Both content packaging and terminal processing relating to the above control graph are clearly defined and elaborated.