U.S. federal trademark · Serial No. 88126805 · Reg. No. 6110456
earth drilling equipment used in surface and underground operations, namely, devices made primarily of metal used in establishing ground stability in the nature of cementing plugs, cementing packers, bridge plugs, bridge packers, pressure grouting packers, water control packers, anchor plugs, hold down plugs, hold up plugs, float shoes and float collars
earth drilling equipment used in surface and underground operations, namely, manually-operated non-electric mechanical devices used in establishing ground stability in the nature of cementing plugs, cementing packers, bridge plugs, bridge packers, pressure grouting packers, water control packers, anchor plugs, hold down plugs, hold up plugs, float shoes and float collars
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.