Aerosol formulations and method
US6482390B1 · kind B1 · utility
19Cited by
12References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1999 |
| Grant date | Nov 19, 2002 |
| Priority date | — |
| Expiry date | Dec 20, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M15/009
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A hand held apparatus and method for creating an aerosolized mist of particles is described. The apparatus comprises a high pressure vessel containing a solution or suspension of the substance to be aerosolized in a high pressure liquefied gas, a manually actuatable valve and a spray nozzle. The high pressure liquefied gas is in a sub-critical state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.