90844541
Jul 23, 2021
Nov 15, 2022
VERTECHS OIL & GAS TECHNOLOGY CO. LTD.
Active Trademark
Oil and gas well downhole tools, namely, frac balls and ball seats, wiper darts and plugs, open hole casing packers, sleeves, sliding sleeves, valves being parts of machines, managed pressure drilling machines and operating software sold as a unit, submersible electric pumps, and structural and replacement parts for the aforesaid goods for use in oil, gas, condensate and water wells
Machinery