Metered dose inhaler for albuterol
US6131566A · kind A · utility
102Cited by
62References
65Claims
0Family size
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Key dates
| Filing date | Mar 31, 1997 |
| Grant date | Oct 17, 2000 |
| Priority date | — |
| Expiry date | Mar 31, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/0222
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A metered dose inhaler having all or part of its internal surfaces coated with one or more fluorocarbon polymers, optimally a blend of one or more fluorocarbon polymers in combination with one or more non-fluorocarbon polymers, for dispensing an inhalation drug formation comprising albuterol or a physiologically acceptable salt thereof and a fluorocarbon propellant, optionally in combination with one or more other pharmacologically active agents or one or more excipients.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.