Deagglomerators for dry powder inhalers
US5437271A · kind A · utility
123Cited by
24References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1994 |
| Grant date | Aug 1, 1995 |
| Priority date | — |
| Expiry date | Mar 31, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2202/064
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A deagglomerator that defines a channel for passage of powder laden air, which channel changes its geometry in response to changing inhalation flow rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.