Photographic article
US6890690B2 · kind B2 · utility
2Cited by
22References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2003 |
| Grant date | May 10, 2005 |
| Priority date | — |
| Expiry date | Jun 20, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/153
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A photographic article. According to one embodiment, the photographic article comprises: a first image area comprising a photographic film negative of an image; and a second image area, different than the first image area, comprising a positive image of the image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.