AU Patent

AU2008304706B2 — Metered dose inhaler

Assigned to Otsuka Pharmaceutical Co Ltd · Expires 2013-05-09 · 13y expired

What this patent protects

A metered dose inhaler is further improved by exploiting characteristics of an aerosol can. The inhaler has a housing body (2), an aerosol can (3), a dose counter (10), and an operation cap (20). The aerosol can (3) has a can body (3a), a valve stem (3b) held at a fixed position …

USPTO Abstract

A metered dose inhaler is further improved by exploiting characteristics of an aerosol can. The inhaler has a housing body (2), an aerosol can (3), a dose counter (10), and an operation cap (20). The aerosol can (3) has a can body (3a), a valve stem (3b) held at a fixed position in the housing (2), and a spring for urging the valve stem, where the can body (3a) is supported in the housing body (2) such that the can body (3a) can be pushed in against force of the spring. The dose counter (10) has indication members (12, 13) rotatably supported in the housing body (2) and also has an operation lever (14) rockably supported in the housing body (2) to perform rotation operation of the display member (13). The operation cap (20) has a connection section pivotably connected to the operation lever (14) and also has a cap section (20b) fitted on the can body (3a) from its bottom side, and rocks the operation lever (14).

Drugs covered by this patent

Patent Metadata

Patent number
AU2008304706B2
Jurisdiction
AU
Classification
Expires
2013-05-09
Drug substance claim
No
Drug product claim
No
Assignee
Otsuka Pharmaceutical Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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