Patent ID: 7429127
Filing Date: 2008-09-30
Classification: G01K,G01N

Abstract:
1. A packaging assembly for sensing an environmental condition within pharmaceutical packaging, comprising: a base sheet having at least one pocket formed therein and being adapted such that a pharmaceutical composition is contained therein, wherein said pharmaceutical composition is an inhalable dry powder composition; a lid sheet, said lid sheet including a pocket portion, said pocket portion being disposed proximate said pocket and wherein said lid sheet is bonded to said base sheet to form a sealed blister pack; and a sensor element comprising a material that is responsive to said environmental condition and having a magnetoelastic resonant frequency in the range of 300-700 kHz, said sensor element generating at least a first acoustic signal at said resonant frequency in response to an AC magnetic pulse, said sensor element being present within said sealed blister pack and attached to said pocket portion of said lid sheet within said pocket and configured to measure environmental conditions within said said sealed blister pack.