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:
Nov. 22, 2005
Filed:
Mar. 22, 2000
Applicants:
Arno Hohmann, Munich, DE;
Hans Graf, Rosenheim, DE;
Inventors:
Arno Hohmann, Munich, DE;
Hans Graf, Rosenheim, DE;
Assignee:
Giesecke & Devrient GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K019/06 ;
U.S. Cl.
CPC ...
Abstract
A data carrier used for an electronic purse including a display arranged to indicate a credit balance present in the electronic purse, and a battery in combination with a device for detecting the usability or probability of use of the display. The device is configured to determine the opereability and brightness of the display. The device is arranged to selectively deactivate the display upon an indication of a predetermined criteria.