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:
May. 04, 2010
Filed:
Sep. 20, 2004
Hendrik Brockhaus, Unterbiberg, DE;
Andreas Furch, Freising, DE;
Kay-christian Wondollek, Oberschleissheim, DE;
Hendrik Brockhaus, Unterbiberg, DE;
Andreas Furch, Freising, DE;
Kay-Christian Wondollek, Oberschleissheim, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
Disclosed is a memory card comprising a program code processor for granting access to a computer-based object, at least one public and private key that is allocated to the memory card as well as a public key of a trustworthy entity being stored on said memory card. Furthermore, a piece of license information comprising at least one license code which is encoded by means of the public key allocated to the memory card is provided on an arithmetic unit that controls access to the computer-based object.