U.S. federal trademark · Serial No. 79214968 · Reg. No. 5435622
Installation of threaded pipes and gas-tight thread couplings of metal; repair and maintenance of threaded pipes and gas-tight thread couplings of metal
Metal tubing of steel; penstock pipes of steel for the transport of petroleum and natural gas; junctions of steel for pipes for oil and gas pipelines; gas-tight thread couplings of steel for oil pipelines and gas pipelines; pipe muffs of metal, in particular of steel; manifolds of metal for pipelines; threaded pipes of steel; pipe strings of metal for the extraction of petroleum and natural gas; oilfield pipes of metal; and drill strings of metal for oil and gas fields
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.