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:
Aug. 16, 2016
Filed:
Jul. 30, 2008
Satoshi Sekiya, Yokohama, JP;
Satoshi Sekiya, Yokohama, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
An IC card stores history information indicating information relating to a command executed for each logical channel in a storage portion and determines the validity of the command based on history information of a logical channel specified by the command stored in the storage portion when the command is supplied from an external device, performs a process corresponding to the command when the validity of the command is determined, and stores information relating to the executed command in the storage portion as history information of the logical channel.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile