U.S. federal trademark · Serial No. 86521568 · Reg. No. 5151712
Metal drill pipes, casing and tubing for use in well boring; drill pipe attachments, namely, metal drill collars, metal kellys and metal subs
Arranging of trading transactions and commercial contracts in the steel industry
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.