Patent ID: 7631760
Filing Date: 2009-12-15
Classification: A61F,A61L,B65D

Abstract:
1. A dual compartment pouch comprising: front and back sheets of a flexible barrier film arranged in opposing face-to-face relation, each having an inner surface, a top edge, a bottom edge, and opposite side edges extending longitudinally from said top edge to said bottom edge; an inner sheet of a flexible barrier film disposed between the front and back sheets and having a top edge, a bottom edge, and opposite side edges, the inner sheet defining first and second compartments within the pouch; side seams extending longitudinally along said opposite side edges and joining the front and back sheets to the inner sheet; a bottom seam extending transversely along said bottom edges and joining the front and back sheets to the inner sheet; an opening formed in the inner sheet and providing communication between the first and second compartments; a breathable membrane disposed on the inner sheet and covering said opening, said breathable membrane having a peripheral edge overlying the inner sheet and spaced from said side seams and bottom seam, the breathable membrane comprising a moisture vapor permeable, water-impermeable sheet material; and a seam located at or adjacent the peripheral edge of the breathable membrane joining the membrane to the inner sheet.