Magnetically interactive substrates
US7192628B2 · kind B2 · utility
10Cited by
48References
36Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 1, 2003 |
| Grant date | Mar 20, 2007 |
| Priority date | — |
| Expiry date | May 1, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24802
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A substrate is printed with areas of magnetizable ink. The magnetizable ink is compressed into the surface of the substrate, and overprinted to hide it. Suitable inks for the purpose are disclosed. The ink may be permanently magnetized in any of a variety of patterns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.