Retroreflective colored articles
US10845514B2 · kind B2 · utility
0Cited by
39References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2015 |
| Grant date | Nov 24, 2020 |
| Priority date | — |
| Expiry date | Sep 24, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/126
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Provided herein are retroreflective colored article having a predetermined pattern of beaded and unbeaded regions and at least one polymeric color layer (130) covering at least a portion of the beaded and unbeaded regions, a reflector layer (140) covering the colour layer, and a carrier (150). Also disclosed are methods for making the articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.