ISK MAGNETICS, INC. Trademarks
PFERROX
Filed: May 19, 1980
Magnetic Iron Oxide for Recording Media
Owned by: ISK MAGNETICS, INC.
Serial Number: 73262795
V MAG
Filed: February 1, 1994
magnetic iron oxide used in video tape formulations
Owned by: ISK MAGNETICS, INC.
Serial Number: 74485419
A MAG
Filed: February 1, 1994
magnetic iron oxide used in audio tape formulations
Owned by: ISK MAGNETICS, INC.
Serial Number: 74485420
Z MAG
Filed: February 1, 1994
magnetic iron powder used in magnetic recording media tape formulations
Owned by: ISK MAGNETICS, INC.
Serial Number: 74485421
