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:
Jul. 22, 2025
Filed:
Aug. 30, 2021
Sicpa Holding SA, Prilly, CH;
Todor Dinoev, Chavannes-près-Renens, CH;
Jean-Luc Dorier, Bussigny, CH;
Xavier Cédric Raemy, Belmont-sur-Lausanne, CH;
Benito Carnero, Préverenges, CH;
Evgeny Loginov, Renens, CH;
Andrea Callegari, Ecublens, CH;
SICPA HOLDING SA, Prilly, CH;
Abstract
The invention relates to a security marking (), a method and a device for reading and decoding the security marking (), a security document () marked with the security marking (), and a method and a system for verifying and authenticating said security document (). The security marking () comprises a machine readable marking () overlapping with a magnetically induced layer () of a material including magnetically oriented reflective platelet-shaped magnetic or magnetizable pigment particles with two zones () and () of distinct orientations of the particles. The encoded data on the machine readable marking () being decodable only after the data separately read from the two zones () and () are gathered.