IMPREX
Filed: January 7, 1954
PLASTIC AND METALLIC SEALING OF POROUS METAL CASTINGS
Owned by: IMPREX, INC.
Serial Number: 71659149
IMPREX
Filed: February 11, 1976
VACUUM PRESSURE AND INTERNAL CIRCULATORY UNITS FOR SEALING POROUS METAL CASTINGS AND ELECTRICAL EQUIPMENT
Owned by: IMPREX, INC.
Serial Number: 73076911
SUPERSEAL
Filed: August 29, 1988
POLYMERIZABLE LIQUID SEALANTS FOR USE IN INDUSTRIAL IMPREGNATION PROCESSES FOR SEALING PORES IN CAST METAL AND [ POWERED…
Owned by: IMPREX, INC.
Serial Number: 73748977
NOX-COR
Filed: March 8, 1993
corrosion inhibiting coatings for industrial use
Owned by: IMPREX, INC.
Serial Number: 74366062
RESIN-OUT
Filed: April 25, 1994
chemicals for use in separating impregnating resins from water
Owned by: IMPREX, INC.
Serial Number: 74519630
