In vitro release testing (IVRT) device for orally inhaled drug products
US12078628B2 · kind B2 · utility
0Cited by
3References
16Claims
0Family size
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Key dates
| Filing date | Nov 15, 2019 |
| Grant date | Sep 3, 2024 |
| Priority date | — |
| Expiry date | Sep 7, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2013/006
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An in vitro release testing (IVRT) device for orally inhaled drug products, for use in an IVRT apparatus, the device having an air-permeable filter loaded with particulate material representing a dose of an orally inhaled drug product. The device has an upper filter support element and a lower filter support element, the loaded filter being circumferentially retained between the upper and lower support elements, a filter cover to cover the upper surface of the loaded filter, and a filter cover retainer provided to assemble and seal the IVRT device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.