U.S. federal trademark · Serial No. 79178648 · Reg. No. 5084213
Couplings for machines, namely, coupling parts and screw fittings for connecting of drill pipes to deep drilling machines; drill pipes being parts of machines, in particular for deep drilling
Risers, not of metal; production pipes, not of metal, namely, non-metal pipes for gas and oil production; pipe casings for drilling, in particular deep drilling, not of metal
Rental of drill pipes/casing pipes and related accessories
Casings of metal for drilling, in particular for deep drilling; risers of metal; conveyor pipes of metal
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.