Class 037
Construction and Repair Services
Production of petroleum, natural gas and related hydrocarbons
Class 039
Transportation & Storage Services
Exploration for petroleum, natural gas and related hydrocarbons
Class 040
Treatment & Processing of Materials Services
Research and development services in the field of alternative energy
Class 042
Computer & Software Services & Scientific Services
Research and development of technologies for use in the extraction of, exploration for, development or production of petroleum, natural gas and related hydrocarbons
