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:
Dec. 11, 2007

Filed:

Nov. 27, 2002
Applicants:

David Michael Buchthal, Bellevue, WA (US);

Lucas Jason Forschler, Kirkland, WA (US);

Thomas Patrick Gallagher, Redmond, WA (US);

Christophe Rene Loisey, Kirkland, WA (US);

Walter David Pullen, Seattle, WA (US);

Andrzej Turski, Redmond, WA (US);

Inventors:

David Michael Buchthal, Bellevue, WA (US);

Lucas Jason Forschler, Kirkland, WA (US);

Thomas Patrick Gallagher, Redmond, WA (US);

Christophe Rene Loisey, Kirkland, WA (US);

Walter David Pullen, Seattle, WA (US);

Andrzej Turski, Redmond, WA (US);

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and system are provided for filtering harmful HTML content from an electronic document. An application program interface (API) examines the fundamental structure of the HTML content in the document. The HTML content in the electronic document is parsed into HTML elements and attributes by a tokenizer and compared to a content library by a filter in the API. The filter removes unknown HTML content as well as known content that is listed as harmful in the content library. After the harmful HTML content has removed, a new document is encoded which includes the remaining safe HTML content for viewing in a web browser.


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