Inhalation devices with a reduced risk of blockage
US5490497A · kind A · utility
7Cited by
6References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 1994 |
| Grant date | Feb 13, 1996 |
| Priority date | — |
| Expiry date | May 18, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M15/009
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An elastomeric cap for use in an aerosol inhalation device is disclosed. The cap prevents blockage and the buildup of accretions of medicament on the valve stem of the inhalation device and shields the valve stem from the breath of a user of the inhalation device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.