Apparatus for collection of particles of an inhalable formulation
US12416551B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 15, 2019 |
| Grant date | Sep 16, 2025 |
| Priority date | — |
| Expiry date | Oct 30, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2001/2223
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus for collecting aerosolized respirable particles of an inhalable medicinal formulation, having a dose collection section having an air-permeable filter extending across the pathway of the aerosolized respirable particles to retain particulate material on the filter. The dose collection section having an upper filter support member and a lower filter support member, the filter being circumferentially retained between the upper and lower support members to form a filter unit; a lower body receiving the filter unit, the lower body having recesses; and a quick-release system having hooks, movable between an open position and a closed position The hooks, in the open position, can enter the recesses around the filter unit, and in the closed position, can grab the filter unit, allowing removal of the filter unit without any human contact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.