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:
Mar. 04, 2025
Filed:
Apr. 23, 2021
Eto Magnetic Gmbh, Stockach, DE;
Sharang Deepak Parnerkar, Stockach, DE;
Heike Grefe, Stockach, DE;
ETO MAGNETIC GmbH, Stockach, DE;
Abstract
A copy protection method for an electronic system has one or more electronic units and one or more component which interacts with the electronic unit, in which or more one public-key infrastructure having one or more certification authority is used. The certification authority issues a first certificate for the electronic unit and a second certificate for the component, based on an identification feature of the electronic unit and of the component, respectively. To check authenticity of the component by means of the electronic unit, the respective certificates are mutually checked. The first certificate is premade and loaded onto the electronic unit when producing and/or configuring the electronic unit, and/or the second certificate is premade and loaded onto the component when producing and/or configuring the component.