Mark Identification

PROTEGO

Serial Number

78134754

Filing Date

Jun 11, 2002

Registration Date

Jun 1, 2004

Trademark by

ENTEGRIS INC.

Active Trademark

Classification Information

DEVICES FOR REMOVING METALLIC ION CONTAMINANTS FROM LIQUID PROCESS STREAMS USED TO MANUFACTURE SEMICONDUCTORS, NAMELY, PURIFIERS FOR REMOVING METALLIC ION CONTAMINANTS AND COMBINATION PURIFIER/FILTERS FOR REMOVING METALLIC ION AND PARTICULATE CONTAMINANTS

Environmental Control Apparatus