Powder inhaler
US6698425B1 · kind B1 · utility
70Cited by
18References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 10, 1998 |
| Grant date | Mar 2, 2004 |
| Priority date | — |
| Expiry date | Apr 10, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2202/064
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dry powder inhaler for use with a blister pack is disclosed. The inhaler has a dosing mechanism that releases powder from a variable number of blisters in the blister pack into an inhalation channel, such that the actual dose administered by the inhaler can be varied with each use of the inhaler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.