Mark Identification

AIS

Serial Number

74001411

Filing Date

Nov 16, 1989

Trademark by

SIERRA GEOPHYSICS INC.

Classification Information

COMPUTER PROGRAMS FOR USE IN THE FIELD OF SEISMIC DATA PROCESSING AND GEOPHYSICAL AND GEOLOGICAL EXPLORATION

Electrical and Scientific Apparatus

COMPUTER INSTRUCTION MANUALS FOR USE IN THE FIELD OF SEISMIC DATA PROCESSING AND GEOPHYSICAL AND GEOLOGICAL EXPLORATION

Paper Goods and Printed Matter