Patent ID: 6569675
Filing Date: 2003-05-27
Classification: C12M

Abstract:
A cell cultivating flask comprising:a cover; at least one intermediate tray, each intermediate tray includes a bottom plate and side walls that define a cell growth area; and a bottom tray including a bottom plate and side walls that define a cell growth area, wherein said at least one intermediate tray is stacked on top of one another when there is more than one intermediate tray and said at least one intermediate tray is positioned between said cover and said bottom tray, and wherein said cover and said at least one intermediate tray each have a neck with an opening formed therein which enables a user to directly access each of the cell growth areas on said at least one intermediate tray and said bottom tray because said necks become progressively smaller in diameter as they move down from said cover through said at least one intermediate tray toward said bottom tray.