Magnetic game or puzzle and method for making same
US5409236A · kind A · utility
81Cited by
35References
2Claims
0Family size
Inventor
Key dates
| Filing date | Dec 23, 1993 |
| Grant date | Apr 25, 1995 |
| Priority date | — |
| Expiry date | Dec 23, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63F9/34
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An amusing puzzle made up of a plurality of cube-shaped pieces, which form a unitary cube when the puzzle is properly solved. Each puzzle piece contains at least one permanent two-pole magnet which, when the puzzle is properly solved, is attractedly engaged with the corresponding pole of the magnet contained within the adjoining puzzle piece, thereby holding the puzzle pieces together in order to form the unitary cube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.