EP 3959081 A1 20220302 - ROBUST COLOUR SHIFT SECURITY FILM WITH WIDE SPECTRUM COMPLEX SPECTRAL VALUES AND SECURITY THREAD MADE THEREFROM
Title (en)
ROBUST COLOUR SHIFT SECURITY FILM WITH WIDE SPECTRUM COMPLEX SPECTRAL VALUES AND SECURITY THREAD MADE THEREFROM
Title (de)
ROBUSTER FARBVERSCHIEBUNGSSICHERHEITSFILM MIT KOMPLEXEN SPEKTRALWERTEN MIT BREITEM SPEKTRUM UND DARAUS HERGESTELLTER SICHERHEITSFADEN
Title (fr)
FILM DE SÉCURITÉ ROBUSTE À DÉCALAGE DE COULEUR À VALEURS SPECTRALES COMPLEXES À LARGE SPECTRE ET FIL DE SÉCURITÉ FABRIQUÉ À PARTIR DE CELUI-CI
Publication
Application
Priority
- IN 201821039667 A 20190420
- IN 2020050372 W 20200420
Abstract (en)
[origin: WO2020217254A1] The invention discloses a robust colour shift security film with more complex and consistent spectral values, for manufacturing high security thread for further insertion into high security substrates, like bank note paper.
IPC 8 full level
B42D 25/355 (2014.01); B42D 25/364 (2014.01); B42D 25/47 (2014.01)
CPC (source: EP)
B42D 25/355 (2014.10); B42D 25/364 (2014.10); B42D 25/47 (2014.10)
Citation (search report)
See references of WO 2020217254A1
Designated contracting state (EPC)
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2020217254 A1 20201029; WO 2020217254 A8 20210603; WO 2020217254 A9 20211209; EP 3959081 A1 20220302
DOCDB simple family (application)
IN 2020050372 W 20200420; EP 20727732 A 20200420