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.

Date of Patent:
Jun. 09, 2020

Filed:

Aug. 23, 2017
Applicant:

Siemens Schweiz Ag, Zürich, CH;

Inventors:

Hendrik Brockhaus, Unterbiberg, DE;

Jens-Uwe Bußer, Neubiberg, DE;

Jürgen Gessner, Forstinning, DE;

Assignee:

SIEMENS SCHWEIZ AG, Zürich, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/32 (2006.01); H04L 9/08 (2006.01); G06F 21/33 (2013.01);
U.S. Cl.
CPC ...
H04L 9/3268 (2013.01); G06F 21/33 (2013.01); H04L 9/088 (2013.01); H04L 63/0823 (2013.01); H04L 63/0876 (2013.01);
Abstract

A computer apparatus for transmitting a certificate to a device in an installation is provided. The computer apparatus has a coupling unit for establishing and breaking a connection between the computer apparatus and the device, a processing unit for transmitting a certificate to the device by means of the established connection, wherein the certificate is valid for a first time period and is issued by a certification authority based on a certificate request, and a receiving unit for receiving a further certificate request from the device by means of the established connection, wherein the further certificate request is designed to request a certificate for a second time period, wherein the coupling unit is designed to break the connection after the certificate is transmitted and the further certificate request is received.


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