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:
Mar. 09, 2010
Filed:
Feb. 13, 2004
Arnaud Robert, Redmond, WA (US);
James M. Alkove, Woodinville, WA (US);
Jan M. Hofmeyr, Woodinville, WA (US);
Arnaud Robert, Redmond, WA (US);
James M. Alkove, Woodinville, WA (US);
Jan M. Hofmeyr, Woodinville, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
The present invention enforces digital rights within the confines of a content license by validating an entity certificate. Cryptographic information within a entity certificate is utilized to unlock protected content and authenticate the entity certificate. The entity certificate includes personal credentials, which have information that the entity is unwilling or uncomfortable to share publicly. For example, the personal credentials may include private information, or information associated with a personal object that cannot consume the protected content, or both.