Class 035
Advertising, Business & Retail Services
Natural gas
Class 037
Construction and Repair Services
Natural gas extraction services
Class 040
Treatment & Processing of Materials Services
Apparatus and instruments for capturing and monitoring fossil fuel byproducts at wellheads, petroleum storage tanks, and vaporrecovery towers, namely, computer hardware, gas sensors for measuring gas concentration, and radio and telephone transmittersfor relaying gas capture and volume data at a wellhead, petroleum storage tank, and vapor recovery tower; downloadablecomputer software for monitoring the capture, volume, and transfer of fossil fuel byproducts from wells
Class 042
Computer & Software Services & Scientific Services
Managing the exploration, production and operations of natural gas and oil properties for others