Patent ID: 7998259

Claim:
A combination particle and air borne molecular contaminant filter comprising: a. a filter media, wherein said filter media comprises a sheet with at least a first and a second pleat, wherein each of said first and said second pleat forms a first portion of said filter media on one side of the pleat and a second portion of said filter media on the other side of the pleat; and b. at least a first separator and a second separator, wherein said first separator and second separator are noncontiguous and comprise an activated material, wherein said first separator is structured to reside between said first portion and said second portion of said first pleat and said second separator is structured to reside between said first portion and said second portion of said second pleat, wherein each of said at least said first separator and said second separator is corrugated and comprises a plurality of apex portions and base portions, said plurality of apex portions of said first separator is structured to substantially reside in a first plane, said plurality second separator is structured to substantially reside in a second plane, and said first plane and said second plane are parallel to air flow through said filter.