Digitally printed color anti-copy document in any resolution and processes and products therefor
US8164799B2 · kind B2 · utility
0Cited by
8References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jan 2, 2008 |
| Grant date | Apr 24, 2012 |
| Priority date | — |
| Expiry date | Oct 6, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/00883
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a method and product resulting from the application of distortion security images in a digitally printed color anti-copy document, printed on demand, which may be variable use laser printers or printer/copiers and/or ink-jet printers and/or digital presses at any resolution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.