Unit dose capsules and dry powder inhaler
US8146588B2 · kind B2 · utility
45Cited by
41References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 2007 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Sep 20, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/43
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Described are dry powder inhalers composing an intake section, a mixing section and a mouthpiece. The mixing section can accommodate a capsule having a top keying portion and containing a dry powder medicament. The top keying portion of the capsules may fit within complementary keying structures in inhaler mixing sections.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.