Dry powder dose container assemblies and related inhalers
US10493222B2 · kind B2 · utility
0Cited by
62References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2017 |
| Grant date | Dec 3, 2019 |
| Priority date | — |
| Expiry date | Apr 12, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Methods of fabricating and operating dry powder inhalers that include dose disks and airway channel disks with sealant layers, the airway channel disks forming 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.