Metered dose inhalator
US5544647A · kind A · utility
215Cited by
12References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1994 |
| Grant date | Aug 13, 1996 |
| Priority date | — |
| Expiry date | Nov 29, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/955
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A metered dose inhaler is described having an improved electronic counting means to indicate the doses remaining in the aerosol canister component of the inhaler assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.