U.S. federal trademark · Serial No. 86422347 · Reg. No. 4991090
Engineering services in connection with drilling fluids and drilling fluid use, environmental planning, analysis of data from well sites, namely, data about well fluid design, well drill cuttings, well formation stability, well borehole stability and well fluid circulation, and technical engineering advice on the use of products for drilling, namely, drilling fluids, mud products, mud systems, and solids and control equipment
Chemical drilling fluids for use in subterranean wells, namely, drilling muds, completion fluids, workover fluids and wellbore fluids; chemical additives for oil drilling fluids; drilling muds and chemical drilling fluids for use in oil well drilling
waste management planning
Cost analysis; business risk management analysis; providing advice to consumers regarding the selection of products to purchased
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.