Foam security substrate
US7820282B2 · kind B2 · utility
53Cited by
72References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2007 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Mar 10, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249992
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The present invention is directed an oriented, foamed article having an integral security element, and a method of making the article. The oriented foam article is particularly useful in the preparation of printed security documents such as currency, stock and bond certificates, birth and death certificates, land titles and abstracts and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.