U.S. federal trademark · Serial No. 87812925 · Reg. No. 6725054
On-site technical consulting services for use of downhole tools for use in open hole well bores and provision of downhole tools and perforated casing for cased hydrocarbon well bores in connection therewith
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.