Mark Identification

SLURRYALERT

Serial Number

76053234

Filing Date

May 22, 2000

Registration Date

Nov 5, 2002

Trademark by

PARTICLE MEASURING SYSTEMS INC.

Classification Information

OPTICAL SENSOR FOR EVALUATING AND MONITORING THE SIZE AND QUANTITY OF PARTICLES SUSPENDED IN CHEMICAL MECHANICAL PLANARIZATION SLURRY AND OTHER SLURRIES

Electrical and Scientific Apparatus