Printable, writeable article for tracking counterfeit and diverted products
US9594933B2 · kind B2 · utility
5Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2015 |
| Grant date | Mar 14, 2017 |
| Priority date | — |
| Expiry date | Nov 30, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/0776
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A device includes a first reader capable of reading a seed value from an object, a second reader capable of accessing and retrieving an original value from a printed memory attached to the object, a memory in which is stored at least one authentication value, and a processor to generate an authentication value from the seed value, compare the authentication value to the seed value, and determine a status of the object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.