Retroreflective sheeting
US8783879B2 · kind B2 · utility
8Cited by
27References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2009 |
| Grant date | Jul 22, 2014 |
| Priority date | — |
| Expiry date | Mar 17, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/124
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present application relates generally to retroreflective sheeting and the tools and methods used to make retroreflective sheeting. Microreplication tools and sheeting include controlled surface structure or haze. The surface structure or haze can be introduced, for example, by chemical etching of the tool surface and/or electroplating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.