Patent ID: 8608090

Claim:
A nebulizer including: a nebulization device configured to aerosolize a substance; and a reservoir having 1) a metering chamber arranged so as to feed a substance to be nebulized to the nebulization device, wherein the metering chamber is sized to retain a metered volume of the substance as the substance is poured into the nebulizer, and 2) a second chamber substantially surrounding the metering chamber, the second chamber being constructed and positioned relative to the metering chamber so as to hold and retain any of the substance that overflows the metering chamber in excess of the volume held in the metering chamber when the substance is poured into the nebulizer, wherein the nebulizer is shaped and configured such that the volume of substance contained in the second chamber is not fed to the nebulization device while the nebulizer nebulizes substance fed from the metering chamber.