U.S. federal trademark · Serial No. 78581980
Analysis services for oil field exploration, namely the design, selection, implementation and use of drilling fluids and well bore fluids for other, technology, consultation in the field of petroleum exploration, namely the design, selection, implementation and use of drilling fluids and well bore fluids for other in oil field exploration, rental of drilling fluids and well bore fluids to other for use in oil field exploration, all in International Class 037
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