Mark Identification

SLIM

Serial Number

73477111

Filing Date

Apr 25, 1984

Registration Date

Jun 4, 1985

Trademark by

WESTERN GEOPHYSICAL COMPANY OF AMERICA

Classification Information

Two Dimensional, Vertical Charts of Lithologic Models of a Portion of the Earth's Subsurface Derived at Least in Part from Seismic Data Taken from Said Portion of the Earth's Surface

Paper Goods and Printed Matter