EP 1241021 A3 20040310 - Document of value and/or security document
Title (en)
Document of value and/or security document
Title (de)
Wert- und/oder Sicherheitsdokument
Title (fr)
Document de valeur et/ou sécurité
Publication
Application
Priority
DE 10113266 A 20010316
Abstract (en)
[origin: EP1241021A2] Security documents for high-speed verification contain up-conversion elements in the form of small inorganic particles, applied near the surface of the document, which allow high-speed verification by near infrared (NIR) light stimulation and detection of the emission bands in the visible and NIR wavelength range. An Independent claim is also included for security documents for high-speed verification, which contain an up-conversion phosphor comprising a thulium-activated and ytterbium-codoped gadolinium oxysulfide of the composition:
IPC 1-7
IPC 8 full level
B42D 15/00 (2006.01); B42D 25/29 (2014.01); B41M 3/14 (2006.01)
CPC (source: EP)
B42D 25/29 (2014.10); B41M 3/144 (2013.01)
Citation (search report)
- [X] GB 2258659 A 19930217 - DE LA RUE THOMAS & CO LTD [GB]
- [X] WO 9839392 A1 19980911 - RIEDEL DE HAEN GMBH [DE], et al
- [PX] EP 1116755 A1 20010718 - SICPA HOLDING SA [CH]
- [E] WO 03072682 A1 20030904 - HONEYWELL SPECIALITY CHEMICALS [DE], et al
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
EP 1241021 A2 20020918; EP 1241021 A3 20040310; EP 1241021 B1 20111102; AT E531527 T1 20111115; DE 10113266 A1 20020919; DE 10113266 B4 20110811
DOCDB simple family (application)
EP 02005017 A 20020306; AT 02005017 T 20020306; DE 10113266 A 20010316