U.S. federal trademark · Serial No. 88708532
Drilling of deep oil wells; Drilling of deep oil or gas-wells; Drilling of deep oil or gas wells; Oil pumping and extraction; Pipe laying services; Lining the interior of pipes for others by spraying on a fluid impervious barrier in the nature of a mixture of polyurethane and epoxy resin; Oil well casing, tubing, and drill pipe installation; Repairing corrosive or leaking pipes through pipelining, namely, coating the inside of the pipe with a durable safe epoxy
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.