Anticounterfeiting foil
US12172456B2 · kind B2 · utility
0Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 2023 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Oct 3, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D25/47
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An anticounterfeiting device having a film stack including functionalized microstructures and nanostructures that produces overt and covert features under ambient visible and ultraviolet light, as well as methods of use and construction are disclosed herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.