U.S. federal trademark · Serial No. 74138336 · Reg. No. 1697326
diagnostic preparations for clinical or medical laboratory use; namely, a control product for monitoring the accuracy and precision of in-vitro diagnostic chemistry procedures, the control product including serum, electrolytes, drugs, enzymes, metabolites, and non-protein constituents; namely, normal assayed and unassayed, and abnormal assayed and unassayed controls
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