Method of making profiled retroreflective marking material
US6303058A · kind A · utility
17Cited by
78References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 1998 |
| Grant date | Oct 16, 2001 |
| Priority date | — |
| Expiry date | Oct 30, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S264/78
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of making a retroreflective article comprising on the top surface thereof a retroreflective sheet that comprises a monolayer of retroreflective elements wherein first portions of the monolayer are arranged in a contoured profile and second portions of the monolayer are arranged a substantially planar position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.