ZONESELECT FRACTURING SYSTEM W
Mark Identification

ZONESELECT FRACTURING SYSTEM W

Serial Number

85308228

Filing Date

Apr 29, 2011

Registration Date

Nov 8, 2011

Trademark by

WEATHERFORD TECHNOLOGY HOLDINGS LLC

Classification Information

Openhole oil and gas well completion systems used in hydraulically fractured multi-zone wells comprised of packers, sliding sleeves for use in the flow of materials throughout the well, composite bridge plugs for controlling pressure or fluids downhole, engineered composite balls for use in the flow of liquids, horizontal ball seat valves, mechanically cemented ports for controlling pressure downhole, and open hole anchors

Machinery