Fragrance enhanced scratch-off layer for game cards
US5114735A · kind A · utility
20Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1990 |
| Grant date | May 19, 1992 |
| Priority date | — |
| Expiry date | Dec 11, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/905
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A scratch-off game piece which contains a fragrance which is released during the game play action. The game piece is constructed by application of layers of fragrance containing material and scratch-off material over a support layer of printed sheet material such that when the scratch-off material is removed by the player, the fragrance containing capsules are ruptured and fragrance is released.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.