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:
May. 20, 2008
Filed:
Mar. 02, 2006
Scott J. Fierstein, Seattle, WA (US);
Brian P. Evans, Redmond, WA (US);
Geoffrey T. Dunbar, Kirkland, WA (US);
James M. Alkove, Woodiville, WA (US);
Daniel Rosenstein, Redmond, WA (US);
Matthew Howard, Redmond, WA (US);
Ming MA, Bellevue, WA (US);
Alexandre Vicktorovich Grigorovitch, Redmond, WA (US);
Scott J. Fierstein, Seattle, WA (US);
Brian P. Evans, Redmond, WA (US);
Geoffrey T. Dunbar, Kirkland, WA (US);
James M. Alkove, Woodiville, WA (US);
Daniel Rosenstein, Redmond, WA (US);
Matthew Howard, Redmond, WA (US);
Ming Ma, Bellevue, WA (US);
Alexandre Vicktorovich Grigorovitch, Redmond, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
Technology for protecting a digital content including a first content protection system capable of decrypting the digital content, the digital content including an inclusion list; a linkable library providing access for an application to the functionality of the first content protection system, the application including a second content protection system; and a means for evaluating the second content protection system to determine if the second content protection system is on the inclusion list.