Double-sided magnet with graphical image on each side
US6484428B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2000 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Feb 11, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F7/04
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention is a magnetic piece having outwardly facing first and second sides, each side with a different image disposed thereon. In a first embodiment, the magnetic piece has an image on first and second sides, wherein each image comprises a different expression of an object, with the object having at least one differing characteristic in each image. In a second embodiment of the present invention, a thick magnetic piece has a thickening layer between two magnetic layers. The magnetic piece is comprised of a single layer of magnetic material sandwiched between two layers of a printing medium. Alternatively, the magnetic piece is comprised of a thickening layer sandwiched between two magnetic layers, with a layer of printing medium annexed to the exterior surface of each magnetic layer. Each magnetic layer may be comprised of magnetic striping bands.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.