U.S. federal trademark · Serial No. 86636704 · Reg. No. 4892143
Drilling of deep oil or gas wells; Drilling of wells; Extraction of oil and gas; Extraction of natural gas; Oil and gas drilling; Well improvement services, namely, hydraulic fracturing of subsurface geologic formations to enhance well production; Laying and construction of pipelines; oil and gas pipeline construction; Oil and gas pipeline maintenance; pipeline construction and maintenance
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.