U.S. federal trademark · Serial No. 85347714 · Reg. No. 4724038
Clinical medical laboratory equipment consisting of a centrifugation tube closed with a cap, a porous barrier or a valve used to divide the tube into two compartments, the lower compartment holding the specially designed separation liquid used for diagnosis of minimal residual cancer disease and blood drawing device, consisting of a blood collection tube with a centrifugation tube closed with a cap, a porous barrier or a valve used to divide the tube into two compartments, the lower compartment holding the specially designed separation liquid used for diagnosis of minimal residual cancer disease
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