Security device with display
US7733231B2 · kind B2 · utility
12Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2007 |
| Grant date | Jun 8, 2010 |
| Priority date | — |
| Expiry date | Aug 6, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D2035/08
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A security card may include a printed portion that includes printed data fixed to a first portion of an outer surface of the card, an interface configured to receive digitally signed information from an external device, and a display located on a second portion of the outer surface of the card and configured to display a digital image based on the received digitally signed information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.