Single dose metered dose inhaler for delivery of vaccines and other drugs
US5215079A · kind A · utility
67Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1992 |
| Grant date | Jun 1, 1993 |
| Priority date | — |
| Expiry date | May 19, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/52
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A single dose of a vaccine or other drug which is normally only given once is provided by an MDI by either formulating the drug and propellant composition to include only enough drug for one administration or by providing a locking mechanism to lock the MDI canister in a position where it cannot be actuated a second time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.