Mark Identification

HELIFIN

Serial Number

76279504

Filing Date

Jul 6, 2001

Registration Date

Jun 18, 2002

Trademark by

LUMMUS TECHNOLOGY INC.

Active Trademark

Classification Information

HELICALLY BAFFLED HEAT EXCHANGERS EMBODYING LOW-FINNED TUBES FOR USE IN CONNECTION WITH HEAT TRANSFER EQUIPMENT USED BY THE PETROCHEMICAL INDUSTRY

Environmental Control Apparatus