U.S. federal trademark · Serial No. 90786185 · Reg. No. 6902727
downhole sleeve tools being part of a work string machines used in well working; toe sleeve initiation valves having test cycle cartridges being part of a work string machines used in well working; cycling toe sleeves being part of a work string machines for use in cemented and open hole wellbores; open hole and cemented hole pressure activated toe valves being parts of a work string machines used in well working; pressure activated sleeves for testing wellbore casing integrity being parts of a work string machines used in well working
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.