CA2163488C - Systeme de verification et de mise en valeur de documents utilisant un papier thermographique multicolore - Google Patents
Systeme de verification et de mise en valeur de documents utilisant un papier thermographique multicoloreInfo
- Publication number
- CA2163488C CA2163488C CA 2163488 CA2163488A CA2163488C CA 2163488 C CA2163488 C CA 2163488C CA 2163488 CA2163488 CA 2163488 CA 2163488 A CA2163488 A CA 2163488A CA 2163488 C CA2163488 C CA 2163488C
- Authority
- CA
- Canada
- Prior art keywords
- coating
- document
- heat
- chromogenic
- application
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/416,283 | 1995-04-04 | ||
US08/416,283 US5618063A (en) | 1992-12-09 | 1995-04-04 | Multicolor heat-sensitive verification and highlighting system |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2163488A1 CA2163488A1 (fr) | 1996-10-05 |
CA2163488C true CA2163488C (fr) | 2001-01-30 |
Family
ID=23649340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2163488 Expired - Fee Related CA2163488C (fr) | 1995-04-04 | 1995-11-22 | Systeme de verification et de mise en valeur de documents utilisant un papier thermographique multicolore |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2163488C (fr) |
-
1995
- 1995-11-22 CA CA 2163488 patent/CA2163488C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2163488A1 (fr) | 1996-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |