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.

Date of Patent:
Jul. 01, 2008

Filed:

Dec. 20, 2004
Applicants:

LI Hua, Redmond, WA (US);

Daniel B. Jump, Duvall, WA (US);

Isaac E. Nichols, Seattle, WA (US);

Joshua M. Pollock, Seattle, WA (US);

Ravishankar Shanmugam, Redmond, WA (US);

Inventors:

Li Hua, Redmond, WA (US);

Daniel B. Jump, Duvall, WA (US);

Isaac E. Nichols, Seattle, WA (US);

Joshua M. Pollock, Seattle, WA (US);

Ravishankar Shanmugam, Redmond, WA (US);

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

Systems and methods for changing items of a computer file, such as an archive file, can include an application programmed to create a file including a first item and a second item, the application storing the file on a storage medium. Systems can also include an input/output module associated with the application, the input/output module retiring the first item upon a change to the first item resulting in an increase or a decrease in a size of the first item. Upon retiring the first item, the input/output module can write a third item at an end of the file, the third item including the change to the first item. Methods can include retiring the first item upon a change to the first item, and writing a third item after the second item, the third item including the change to the first item.


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