Stackable articles toy for children
US6679751B1 · kind B1 · utility
56Cited by
33References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2001 |
| Grant date | Jan 20, 2004 |
| Priority date | — |
| Expiry date | Nov 13, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H33/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A stackable articles toy including a number of articles that can be coupled together or coupled to a support and which also generates sensory output upon interaction by the infant with the toy to prolong the infant's enjoyment of the toy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.