Dry powder delivery system apparatus
US6237590A · kind A · utility
31Cited by
18References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1997 |
| Grant date | May 29, 2001 |
| Priority date | — |
| Expiry date | Sep 18, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2206/16
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Provided is a powder delivery system which uses mechanical or electrical means to individually release covers that cover powder at a variety of powder aliquot locations on a rigid substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.