Document containing scanning survivable security features
US7982917B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 7, 2007 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | Feb 17, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S283/902
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A document comprising a latent security image that is visible when the document is reproduced after being scanned by a standard commercial bank scanner. The security image comprises a plurality of lines, dots, or spots having a frequency and a density such that the image is reproduced after being scanned by the standard commercial bank scanner. A method of making a reproducible document comprising a security device comprises generating the document by creating an original containing the security device, scanning the original to a digital computer using a conventional scanner, and converting the scanned original to a digital image file which is printable via a digital press, a color copier, etc. A document comprises a security image that is not visible under ordinary light, and is visible when the document is exposed to a predetermined type of light. The security image is printed with an ink visible under one of UV light, infrared light, X-rays, of Gamma rays.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.