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. 31, 2009
Filed:
Aug. 15, 2002
Christopher G. Kaler, Sammamish, WA (US);
John P. Shewchuk, Redmond, WA (US);
Giovanni Moises Della-libera, Seattle, WA (US);
Robert George Atkinson, Woodinville, WA (US);
Christopher G. Kaler, Sammamish, WA (US);
John P. Shewchuk, Redmond, WA (US);
Giovanni Moises Della-Libera, Seattle, WA (US);
Robert George Atkinson, Woodinville, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
A method and system are provided such that a universal license may be used for authentication and authorization purposes and may include one or more cryptographic keys as well as assertions and related indications of authenticity. In an aspect of the invention, a license may be presented that includes access information, such that authentication and authorization decisions may be made based only on the access information. In other aspects of the invention, rights may be delegated and a trusted party may assert that another party can be trusted.