CA2238743C - Support de donnees a couleur optiquement variable - Google Patents
Support de donnees a couleur optiquement variable Download PDFInfo
- Publication number
- CA2238743C CA2238743C CA002238743A CA2238743A CA2238743C CA 2238743 C CA2238743 C CA 2238743C CA 002238743 A CA002238743 A CA 002238743A CA 2238743 A CA2238743 A CA 2238743A CA 2238743 C CA2238743 C CA 2238743C
- Authority
- CA
- Canada
- Prior art keywords
- optically variable
- information
- data carrier
- pigments
- color
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
- Credit Cards Or The Like (AREA)
- Printing Methods (AREA)
Abstract
L'invention concerne un support de données comportant un élément optiquement variable. L'élément optiquement variable est constitué d'une information et d'une couche optiquement variable. L'information est appliquée avec une couleur contrastant avec le support de données et est au moins partiellement recouverte de la couche optiquement variable qui laisse passer la lumière.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19544130.3 | 1995-11-27 | ||
DE19544130A DE19544130A1 (de) | 1995-11-27 | 1995-11-27 | Datenträger mit optisch variabler Farbe |
PCT/EP1996/005229 WO1997019818A1 (fr) | 1995-11-27 | 1996-11-26 | Support de donnees a couleur optiquement variable |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2238743A1 CA2238743A1 (fr) | 1997-06-05 |
CA2238743C true CA2238743C (fr) | 2005-10-04 |
Family
ID=35395925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002238743A Expired - Fee Related CA2238743C (fr) | 1995-11-27 | 1996-11-26 | Support de donnees a couleur optiquement variable |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2238743C (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19731968A1 (de) * | 1997-07-24 | 1999-01-28 | Giesecke & Devrient Gmbh | Sicherheitsdokument |
DE19907697A1 (de) | 1999-02-23 | 2000-08-24 | Giesecke & Devrient Gmbh | Wertdokument |
-
1996
- 1996-11-26 CA CA002238743A patent/CA2238743C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2238743A1 (fr) | 1997-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20161128 |