Medicinal aerosol compositions with a functionalized polyethyleneglycol excipient
US7718162B2 · kind B2 · utility
6Cited by
19References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2002 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Jun 7, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/60
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention comprises a medicinal aerosol composition comprising a propellant, an excipient comprising a functionalized polyethyleneglycol, and a drug. The invention also comprises particulate medicinal compositions comprising particles with a mean mass aerodynamic diameter of less than about 10 microns that incorporate an excipient comprising a functionalized polyethyleneglycol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.