PHELPS DODGE REFINING CORPORATION Trademarks
TRIANGLE
Filed: August 10, 1918
SULFATE OF COPPER, BLUE VITRIOL, OR BLUE-STONE
Owned by: PHELPS DODGE REFINING CORPORATION
Serial Number: 71112661
L.N.S.
Filed: April 13, 1920
Electrolytic Copper
Owned by: PHELPS DODGE REFINING CORPORATION
Serial Number: 71131085
PDRC
Filed: April 4, 1966
FIRE-REFINED COPPER
Owned by: PHELPS DODGE REFINING CORPORATION
Serial Number: 72242645
