Scent storage device, ticket and passive sequential resistor array for use with same
US6737025B2 · kind B2 · utility
11Cited by
6References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2000 |
| Grant date | May 18, 2004 |
| Priority date | — |
| Expiry date | Jun 23, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L9/035
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A scent storage device including a base member and a plurality of scent channels carried by the base member. Each scent channel includes a scent material supply and a scent activation system that selectively activates predetermined portions of the scent material supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.