(19)
(11) EP 4 324 185 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
19.02.2025 Bulletin 2025/08

(45) Mention of the grant of the patent:
01.01.2025 Bulletin 2025/01

(21) Application number: 22722529.9

(22) Date of filing: 13.04.2022
(51) International Patent Classification (IPC): 
H04N 1/32(2006.01)
G06K 19/06(2006.01)
 G03G 21/04(2006.01)
H04N 1/00(2006.01)
(52) Cooperative Patent Classification (CPC):
H04N 1/32219; H04N 2201/3271; H04N 2201/3226; G03G 21/043; H04N 1/32352; H04N 1/00883; G06K 19/06037
(86) International application number:
PCT/EP2022/059889
(87) International publication number:
WO 2022/219049 (20.10.2022 Gazette 2022/42)

(54)

COPY DETECTION PATTERN

KOPIERDETEKTIONSMUSTER

MOTIF DE DÉTECTION DE COPIE

(84) Designated Contracting States:
AL 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 RS SE SI SK SM TR

(30) Priority: 15.04.2021 EP 21168730

(43) Date of publication of application:
21.02.2024 Bulletin 2024/08

(60) Divisional application:
24216794.8 / 4492765

(73) Proprietor: ScanTrust B.V.
1017 BW Amsterdam (NL)

(72) Inventor:
  • PICARD, Justin
    1025 ST SULPICE (CH)

(74) Representative: reuteler & cie SA 
Chemin de la Vuarpillière 29
1260 Nyon
1260 Nyon (CH)


(56) References cited: : 
EP-A2- 0 912 042
US-A1- 2010 220 364
 US-A1- 2007 076 948
   
  • NGUYEN HOAI PHUONG ET AL: "A Watermarking Technique to Secure Printed Matrix Barcode-Application for Anti-Counterfeit Packaging", IEEE ACCESS, vol. 7, 25 September 2019 (2019-09-25), pages 131839 - 131850, XP011747349, DOI: 10.1109/ACCESS.2019.2937465
  • YADAV ROHIT ET AL: "Copy Sensitive Graphical Code Estimation: Physical vs Numerical Resolution", 2019 IEEE INTERNATIONAL WORKSHOP ON INFORMATION FORENSICS AND SECURITY (WIFS), IEEE, 9 December 2019 (2019-12-09), pages 1 - 6, XP033741570, DOI: 10.1109/WIFS47025.2019.9035104
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).