Protopath Trademarks

PROTOPATH
Chemical Reagents for In-Vitro Diagnostic Use-Namely, the Determination of Enzymes in Biological Fluids
Cancelled  ·  September 2, 1980  ·  73276331  · 
PROTOPATH
Instrument-Namely, Fluorometer, for Use in Clinical Chemistry Analyses
Cancelled  ·  June 15, 1979  ·  73219861  · 
PROTOPATH
THROMBIN REAGENT FOR THE DETERMINATION OF HEPARIN IN PLASMA
Cancelled  ·  March 26, 1979  ·  73209093  ·