Elftex Trademarks

ELFTEX
Carbon Black Used in Industry
Registered  ·  November 28, 1983  ·  73454694  · 
ELFTEX-3
COLOR BLACK PARTICULARLY USEFUL FOR TINTING AND SHADING PURPOSES
Expired  ·  October 14, 1954  ·  71674797  · 
ELFTEX-3
BLACK PIGMENT OF HIGH OPACITY FOR USE IN INK AND INKING MATERIALS
Expired  ·  October 14, 1954  ·  71674796  ·