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US Patent 7431211 Time-measurement secured transactional electronic entity

Patent 7431211 was granted and assigned to Oberthur Technologies on October, 2008 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors

Is a

Patent

Patent attributes

Current Assignee

Oberthur Technologies

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7431211

Date of Patent

October 7, 2008

Patent Application Number

10508865

Date Filed

March 24, 2003

Patent Primary Examiner

Michael G. Lee

Patent abstract

An electronic entity such as a chip card containing time measurement elements includes a capacitative component (20) having a leak through the dielectric area thereof and being able to be charged when the entity is coupled to an electric power source and a member (22) for measuring the residual charge of the capacitative component which is implemented in a subsequent measure.