Security element and method for producing the same
US7758078B2 · kind B2 · utility
6Cited by
23References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 25, 2003 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Jul 29, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/22
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The invention relates to a security element (12, 18) with a carrier film (20) and a cover layer (22; 42; 50) applied to the carrier film (20). The cover layer has gaps (24; 30, 32, 34; 44) in the form of characters or patterns forming visually and/or machine readable first information. Additionally, a printed image (26; 36, 38, 40; 46, 48; 52) forming visually and/or machine readable second information is disposed in the gaps (24; 30, 32, 34; 44) in register, the first and second information being different.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.