U.S. federal trademark · Serial No. 78560893
Flow regulators for downhole oil field use to control the flow of hydrocarbons and/or water and/or particulates in oil and gas wells
Oil purifying installations, namely, downhole oil field equipment composed primarily of filters, screens, valves and flow regulators used in oil and gas wells to control the flow of hydrocarbons and/or water and/or particulates in oil and gas wells
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.