Spring loop novelty device
US6551170B1 · kind B1 · utility
0Cited by
19References
20Claims
0Family size
Inventor
Key dates
| Filing date | Apr 9, 2002 |
| Grant date | Apr 22, 2003 |
| Priority date | — |
| Expiry date | Apr 9, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H13/16
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A novelty device has a compacted spring loop in a container. During an effort of a person to remove the loop from the container, the loop under stored spring energy expands toward its extended configuration to assist in opening the container or to fly out from the container to the surprise of the person.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.