Class 037
Construction and Repair Services
DRILL TRONICS
Class 041
Education and Entertainment Services
Oil and gas drilling services
Class 042
Computer & Software Services & Scientific Services
Licensing computer software; Licensing computer software for controlling oil and gas drilling
Class 045
Personal & Legal & Social Services
Engineering consultancy; Technical consultancy relating to monitoring and controlling oil and gas drilling; Analytical services relating to monitoring and controlling oil and gas drilling to ensure proper functioning; Engineering consultancy, technical consultancy and analytical services relating to oil and gas drilling, namely, analysis of oil and gas fields