U.S. federal trademark · Serial No. 88488175
Metal tubes for use in oil-well injection
permanent and retrievable hydraulic set packers, permanent and retrievable mechanical set packers, permanent and retrievable seal bore packers, permanent and retrievable retainer packers, on-off connectors for removing tubing from installations, tubing anchors, bridge plugs, mandrels, gas lift valves, wellbore tools for plug-and-perf fracturing, and service tools in the nature of wireline adapter kits, nipples, and on-off swivels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.