| VIKING L&B Solutions, LLC
87313152 25 Jan 2017 | on 16 Sep 2024
| Battery balancing circuit for pump jacks and chemical pumps used in th... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products Battery balancing circuit for pump jacks and chemical pumps used in the oil field | | | VIKING SWITCH L&B Solutions, LLC
87006102 19 Apr 2016 | on 25 Apr 2024
| Battery balancing circuit for pump jacks used in the oil field Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products "SWITCH" | | | VK-LOK L&B Solutions, LLC
88937776 28 May 2020 | on 23 Aug 2022
| Parts of oilfield wellhead machines, namely, pipe fittings, compressio... Class 007 Class 007 Machinery Products Parts of oilfield wellhead machines, namely, pipe fittings, compression fittings, valves, stainless steel tubing, polytetrafluoroethylene packing, braided hoses, caustic chemical pumps and chemical pump replacement parts all for oilfield use | |