Retroreflective articles including optically active areas and optically inactive areas
US10557976B2 · kind B2 · utility
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123References
15Claims
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Key dates
| Filing date | Nov 16, 2018 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | Nov 16, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2307/75
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
This disclosure generally relates to retroreflective articles and methods of making such articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.