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. 17, 2020
Filed:
Jul. 17, 2015
Bundesdruckerei Gmbh, Berlin, DE;
Frank Morgner, Gruenheide, DE;
BUNDESDRUCKEREI GMBH, Berlin, DE;
Abstract
Method for generating a digital signature for a digital content using a computer and trustworthy signature hardware connected thereto for data exchange, includes generating a message digest from the digital content by an application executed on the computer; generating descriptive data relating to the electronic digital signature; transmitting the message digest and the descriptive data to the trustworthy signature hardware; outputting the descriptive data at an output device of the trustworthy signature hardware; carrying out a user interaction as precondition for the continuation of the method; generating signature data from the message digest and the descriptive data by the trustworthy signature hardware; and transmitting the signature data from the trustworthy signature hardware to the computer and in particular the application.