Mark Identification

LISST

Serial Number

76057781

Filing Date

May 26, 2000

Registration Date

May 22, 2001

Trademark by

SEQUOIA SCIENTIFIC INC.

Active Trademark

Classification Information

Laser-scattering instruments for both field and laboratory analysis and measurement of particles, such as determination of particle size distribution and concentration, optical transmission and the optical volume scattering function; measurement of true volume concentration and mean size of particles; and measurement of settling velocity rates of suspended particles

Electrical and Scientific Apparatus