Reservoir pressure system for medicament inhaler

Details Reservoir pressure system for medicament inhaler Reservoir pressure system for medicament inhaler

2001-06-23

2009-06-02

Bianco, Patricia (Department: 3772)

Surgery

Liquid medicament atomizer or sprayer

Pre-pressurized container holding medicament

C128S200140, C128S200150, C128S200180, C128S203120, C128S203150, C128S203190

Reexamination Certificate

active

07540282

ABSTRACT:
An inhaler includes an accurate and consistent mechanical dose metering system that dispenses dry powdered medicament in discrete amounts or doses for patient inhalation, a pressure relief system that manages pressure within a medicament reservoir of the inhaler to ensure consistently dispensed doses, and a dose counting system indicating the number of doses remaining in the inhaler.

REFERENCES:
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patent: 5119806 (1992-06-01), Palson et al.
patent: 5503144 (1996-04-01), Bacon
patent: 5657748 (1997-08-01), Braithwaite
patent: 5740792 (1998-04-01), Ashley et al.
patent: 5840279 (1998-11-01), Narodylo et al.
patent: 6029661 (2000-02-01), Whaley et al.
patent: 6065471 (2000-05-01), Schaeffer et al.
patent: 6240918 (2001-06-01), Ambrosio et al.
patent: 6405727 (2002-06-01), MacMichael et al.
patent: 0979661 (2000-02-01), None
patent: 2198707 (1988-06-01), None
patent: WO 94/05360 (1994-03-01), None
patent: WO94/53589 (1994-03-01), None
patent: WO 98/30262 (1998-07-01), None

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