Apparatuses and methods for printed security features
US11642908B2 · kind B2 · utility
0Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2019 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Jul 25, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M2205/30
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A visual security feature is provided that is disposed on a target. The visual security feature includes two substantially transparent layers. At least one of the two substantially transparent layers is present in an image-wise pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.