EP 2374091 A2 20111012 - ENCRYPTED MARKING AND METHOD FOR SECURING AND CERTIFYING THE AUTHENTICITY OF A PRODUCT
Title (en)
ENCRYPTED MARKING AND METHOD FOR SECURING AND CERTIFYING THE AUTHENTICITY OF A PRODUCT
Title (de)
VERSCHLÜSSELTE MARKIERUNG UND VERFAHREN ZUM SICHERN UND ZERTIFIZIEREN DER AUTHENTIZITÄT EINES PRODUKTS
Title (fr)
MARQUAGE CHIFFRÉ ET PROCÉDÉ POUR S ASSURER ET CERTIFIER L AUTHENTICITÉ D UN PRODUIT
Publication
Application
Priority
- IB 2009052476 W 20090610
- BG 11016208 A 20080612
Abstract (en)
[origin: WO2009150622A2] This invention refers to encrypted marking and a method for protection, verification, and certification of products' authenticity by means of unique encrypted marking containing very large amount of encrypted information embedded in each very small element (dot) of the marking, which is protected and which may be recovered [reconstituted] in case of wear, contamination, or deletion. The encrypted marking is obtained by means of staochastic modularion and alteration of the elements of the marking
IPC 8 full level
G06K 9/18 (2006.01); G06V 30/224 (2022.01); G07D 7/00 (2006.01); G07F 7/08 (2006.01)
CPC (source: EP)
G06V 30/224 (2022.01); G07D 7/0047 (2017.04); G07F 7/08 (2013.01); G07F 7/0813 (2013.01); G07F 7/12 (2013.01)
Citation (search report)
See references of WO 2009150622A2
Citation (examination)
- EP 0469868 A2 19920205 - XEROX CORP [US]
- WO 9956241 A1 19991104 - ROYAL COLLEGE OF ART [GB], et al
- DE 3628353 A1 19880225 - LOUDA GUENTHER [DE]
- DE 202005011521 U1 20051006 - BUNDESDRUCKEREI GMBH [DE]
- FR 2843072 A1 20040206 - BANQUE DE FRANCE [FR]
- JP 2002200872 A 20020716 - JAPAN MINISTRY OF FINANCE
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2009150622 A2 20091217; WO 2009150622 A3 20100204; BG 110162 A 20091231; BG 66377 B1 20131031; DE 09762149 T1 20191205; EP 2374091 A2 20111012; ES 2728513 T1 20191025
DOCDB simple family (application)
IB 2009052476 W 20090610; BG 11016208 A 20080612; DE 09762149 T ; EP 09762149 A 20090610; ES 09762149 T 20090610