Security laminate
US7255909B2 · kind B2 · utility
8Cited by
30References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2003 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Apr 25, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/252
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In one aspect, the invention provides a security laminate comprising a retroreflective layer comprising a plurality of retroreflective microbeads partially embedded in and protruding from a beadbond layer and having image receptive material disposed around the protruding microspheres. In another embodiment, the security laminate further comprises indicia patterns viewable in retroreflective light. In another embodiment, the security laminate is imaged on the image receptive material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.