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:
Dec. 14, 2010
Filed:
Feb. 02, 2009
Applicant:
Michiharu Kudo, Kanagawa-ken, JP;
Inventor:
Michiharu Kudo, Kanagawa-ken, JP;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for controlling access to a data source includes steps of: storing a plurality of access control policies in a database; generating a plurality of tree-structured data from the policies; merging the plurality of tree-structured data; determining that a user is attempting to access part of the data source; determining whether or not to permit access; verify consistency of the determination; store the merged tree-structured data; and designate the part of the data source by a path expression.