Security device with patterned metallic reflection
US7063924B2 · kind B2 · utility
59Cited by
9References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2002 |
| Grant date | Jun 20, 2006 |
| Priority date | — |
| Expiry date | Jun 14, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/914
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The invention relates to an image device comprising a base material having a pattern of diffuse and specular metallic reflectivity and overlaying said pattern an image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.