Filed Oct. 18, 2016

Serial No. 79210191

Registered May 8, 2018

Registration No. 5,461,314

Class Mechanical downhole equipment in the nature of machines for plugging oil wells and machines for abandonment of oil wells, namely power-operated down hole cementing tools for use in oil, gas, condensate and water wells, well bores and bore holes; apparatus and instruments in the nature of machines for perforation, washing, cleaning, cement plugging, replacing cement plugs, [ drilling and logging ] of oil wells; perforating machines for industrial use; apparatus and instruments in the nature of machines for squeezing cement into perforations; [ apparatus and instruments in the nature of machines for milling-drilling of casing or liner in oil wells; ] apparatus and instruments in the nature of machines for perforation; apparatus and instruments in the nature of machines for washing and cleaning perforated zones in oil wells; apparatus and instruments in the nature of machines for cement plugging; apparatus and instruments in the nature of machines for replacing cement plugs; [ apparatus and instruments in the nature of machines for drilling; apparatus and instruments in the nature of machines for logging annular cement; ] parts and fittings for all aforementioned goods; swab cups specially adapted for use in an apparatus or instrument in the nature of a machine for perforation, washing, cleaning, cement plugging, replacing cement plugs, drilling and logging of oil wells; swab cups specially adapted for use in an apparatus or instrument in the nature of machines for washing and cleaning oil wells; power-operated machines in the nature of perforating guns; 013; 019; 021; 023; 031; 034; 035; 100; 103; 106

Case Type Trademark Service mark