Class 037
Construction and Repair Services
Business and market research for others in the fields of water purification and hydrogen and/or oxygen generation from water and/or substances comprised of water
Class 040
Treatment & Processing of Materials Services
(Based on 44(e)) Machines used to generate hydrogen and oxygen from water and/or substances comprised of water
Class 042
Computer & Software Services & Scientific Services
Scientific research for others in the fields of water purification and hydrogen and/or oxygen generation from water and/or substances comprised of water