Pressurized metered dose inhalers (MDI) containing a solution comprising ipratropium bromide, HFA propellant, and co-solvent and comprising a container with a specific internal surface composition and/or lining
US8142763B2 · kind B2 · utility
2Cited by
36References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2008 |
| Grant date | Mar 27, 2012 |
| Priority date | — |
| Expiry date | Nov 27, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M15/009
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to pressurized metered dose inhalers (MDIs) in which all or part of the internal surface is stainless steel, anodized aluminum, or lined with an inert organic coating and which contain a formulation which comprises ipratropium bromide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.