U.S. federal trademark · Serial No. 76706177 · Reg. No. 4250288
metal drill pipe for use in well boring in the oil and gas industry; heavyweight, namely, heavy gauge, metal drill pipe for use in well boring in the oil and gas industry; metal drill pipe attachments, namely, rotary drill string subs for use in the oil and gas industry
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.