Dose counting in metered dose inhaler
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United States of America Patent
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Issued Date -
Nov 16, 2006
app pub date -
May 9, 2006
filing date -
May 12, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A counter for indicating the number of doses left in a canister that is suitable for use in a metered dose inhaler. The counter is affixed to the canister and includes a module for providing an indication of the number of doses left in the canister and a triggering mechanism for updating the indication in response to activation of the inhaler.
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