EP 0388090 A1 19900919 - Sheet with security device.
Title (en)
Sheet with security device.
Title (de)
Bogen mit Sicherheitsvorrichtung.
Title (fr)
Feuille avec dispositif de sécurité.
Publication
Application
Priority
GB 8905471 A 19890310
Abstract (en)
A sheet (1), such as a banknote, has a security device comprising a see-through or print-through feature. The feature is provided in a region (3) of the sheet (1) which has a substantially uniform transparency and which is more transparent than a majority of the remainder of the sheet in the absence of applied ink.
IPC 1-7
IPC 8 full level
B42D 15/00 (2006.01); D21H 21/40 (2006.01)
CPC (source: EP)
B42D 15/0006 (2013.01); B42D 25/29 (2014.10); D21H 21/40 (2013.01); B42D 2033/04 (2022.01); B42D 2035/50 (2022.01)
Citation (search report)
- [X] WO 8300766 A1 19830303 - GALLAGHER TERENCE J, et al
- [Y] DE 2901150 B1 19800529 - GAO GES AUTOMATION ORG
- [X] GB 315528 A 19290718 - WATERLOW AND SONS LTD, et al
- [Y] CA 1116851 A 19820126 - CRAIN R L INC
- [A] EP 0156463 A1 19851002 - BURROUGHS CORP [US]
- [A] DE 2511368 A1 19751016 - GAO GES AUTOMATION ORG
- [A] US 3366531 A 19680130 - LONG PHILIP H
- [A] DE 62053 C
Designated contracting state (EPC)
CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0388090 A1 19900919; EP 0388090 B1 19950301; DE 69017242 D1 19950406; DE 69017242 T2 19950629; GB 8905471 D0 19890419; HK 94696 A 19960607
DOCDB simple family (application)
EP 90302524 A 19900309; DE 69017242 T 19900309; GB 8905471 A 19890310; HK 94696 A 19960530