Mark Identification
D-PER
Serial Number
86428988
Filing Date
Oct 20, 2014
Registration Date
Sep 8, 2015
Trademark by
Classification Information
A feature of oil and gas well downhole survey and measurement equipment and computer software used for the purpose of determining oil and gas well characteristics and performance; A feature of oil and gas well downhole survey and measurement equipment and computer software used for analyzing oil and gas well characteristics and performance
Electrical and Scientific Apparatus