U.S. federal trademark · Serial No. 76128817 · Reg. No. 2743005
EXPANDED POROUS POLYTETRAFLUOROETHYLENE SOLD IN TUBE, SHEET AND THREAD FORM, WHERE POROSITY AND INTER-NODAL DISTANCES ARE MARKEDLY DIFFERENT BETWEEN TWO OR MORE LAYERS, USED IN THE MANUFACTURE OF PRODUCTS SUCH AS TUBING, BEADING, SHEETS, FILM, MOLDED SHAPES AND SUTURES
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