Inhalers with airway disks having discrete airway channels and related disks and methods
US8671938B2 · kind B2 · utility
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59References
39Claims
0Family size
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Key dates
| Filing date | Jan 7, 2013 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jan 7, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Dry powder inhalers include radially-extending discrete, typically dose-specific, airway channels serially forming a portion of the inhalation pathway to deliver dry powder to a user using the inhalers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.