Sheeting with composite image that floats
US7068434B2 · kind B2 · utility
65Cited by
75References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2001 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Jul 3, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M3/148
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Microlens sheetings with composite images are disclosed, in which the composite image floats above or below the sheeting, or both. The composite image may be two-dimensional or three-dimensional. Methods for providing such an imaged sheeting, including by the application of radiation to a radiation sensitive material layer adjacent the microlenses, are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.