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.:

US 8561100 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 15, 2013

Filed:

Jul. 25, 2008
Applicants:

Jie HU, Toronto, CA;

Joanna W. NG, Unionville, CA;

Inventors:

Jie Hu, Toronto, CA;

Joanna W. Ng, Unionville, CA;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/16 (2011.01);
U.S. Cl.
CPC ...
Abstract

An embodiment defines access control allowing the expression of access control rules using ontology based semantics and references an ontology subset using XPath as the ontological expression. The access control rules or access criteria are defined by an access control statement and may be expressed using classification criteria and ontology classes. The access control statement comprises a structural description that is used to define an asset and a logical expression that may be used to express the classification criteria. The access control statement defines access policy for various assets.


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Hu, Jie. (2013). Using xpath and ontology engine in authorization control of assets and resources (U.S. Patent No. 8561100). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8561100

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