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. 17, 2026
Filed:
Feb. 24, 2023
Applicant:
Vega Grieshaber KG, Wolfach, DE;
Inventors:
Assignee:
VEGA GRIESHABER KG, Wolfach, DE;
Primary Examiner:
Int. Cl.
CPC ...
G06F 8/65 (2018.01); H04L 9/30 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
G06F 8/65 (2013.01); H04L 9/3066 (2013.01); H04L 9/3247 (2013.01);
Abstract
A device for exchanging a public key in the course of a firmware update in a level sensor, the device including signing circuitry that generates a manifest comprising a public key and to sign the public key stored in the manifest, and updating circuitry that replaces a pre-installed public key of a previous manifest in the level-measuring device with the signed public key.