Barodense Trademarks

BARODENSE
WEIGHTING MATERIAL FOR DRILLING AND PACKER FLUIDS USED IN OIL AND GAS WELLS
Cancelled  ·  February 5, 1988  ·  73709523  · 
BARODENSE
BARIUM SULFATE CONTRAST MEDIUM FOR X-RAY DIAGNOSIS OF THE COLON
Expired  ·  October 26, 1964  ·  72204750  ·