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. 13, 2009
Filed:
Jul. 15, 2005
Dan Jump, Duvall, WA (US);
LI Hua, Redmond, WA (US);
Simon Leet, Bellevue, WA (US);
Josh Pollock, Seattle, WA (US);
Scott Walker, Sammamish, WA (US);
Dan Jump, Duvall, WA (US);
Li Hua, Redmond, WA (US);
Simon Leet, Bellevue, WA (US);
Josh Pollock, Seattle, WA (US);
Scott Walker, Sammamish, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
Systems and methods are disclosed for recovering data. The disclosed systems and methods may include locating a central directory in a file archive. Furthermore, the disclosed systems and methods may include determining that a local header located in the file archive is authentic if at least one of a plurality of records in the local header match at least one of a corresponding record in the central directory. The local header may be located in the file archive using an offset specified in the central directory. Moreover, the disclosed systems and methods may include determining that the local header is valid and recovering item data associated with the local header if the local header is authentic and valid.