Authentication tag
US11256971B2 · kind B2 · utility
0Cited by
0References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2018 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Feb 2, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/0614
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An authentication tag and a method for producing the same are disclosed. For example, the authentication tag includes a substrate, a correlation mark printed on a first part of the substrate, a key printed on the second part of the substrate, wherein a portion of the substrate is transparent, and at least one raised feature is printed on the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.