U.S. federal trademark · Serial No. 90889672 · Reg. No. 7803761
Proppant sand testing services: technological and consulting services, namely, providing quality control and testing services in the fracking industry; technical consultation, namely, analysis in determining optimum proppant to be used in oil well and gas well hydraulic fracturing operations; scientific and technological services, namely, analysis and testing of proppant sand related to subsurface fractures; technical consulting services, namely, evaluating and reviewing frac sand testing data and preparing associated sand quality report
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