Puzzle and game board device
US5573245A · kind A · utility
28Cited by
13References
30Claims
0Family size
Inventors
Key dates
| Filing date | May 5, 1995 |
| Grant date | Nov 12, 1996 |
| Priority date | — |
| Expiry date | May 5, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63F2009/241
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A puzzle device which includes an array of indicators, each of the indicators capable of alternately indicating a first state or a second state; means for selecting one of the array of indicators; and means for changing, upon the selection of one of the array of indicators, the state of at least one of the other of the indicators based on a pre-determined geometrical pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.