Chambered presentation instruments and methods
US7500604B2 · kind B2 · utility
14Cited by
3References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 22, 2005 |
| Grant date | Mar 10, 2009 |
| Priority date | — |
| Expiry date | Apr 15, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Transactional presentation instrument systems having one or more chambers, and method of using and constructing such systems are provided. Systems can include a presentation instrument, an information storage medium configured to store a unique identifier, and a chamber having a fluid component and an object component. The object component can include a plurality of items that float in or disperse throughout the fluid component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.