Inhalation aid
US7556037B2 · kind B2 · utility
22Cited by
5References
15Claims
0Family size
Inventor
Key dates
| Filing date | Sep 9, 2005 |
| Grant date | Jul 7, 2009 |
| Priority date | — |
| Expiry date | Nov 29, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M15/0088
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An inhalation aid to be used in connection with an aerosol dispenser. The inhalation aid includes a chamber designed with an opening for connection to an aerosol dispenser and an opening including a mouthpiece for drawing the aerosol. The chamber is designed with a variable volume. The chamber is delimited by a conically tapering expansion bellows made of a continuous, elastic material, whereby a simple and tight construction of the inhalation aid is obtainable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.