STELLA CHEMIFA CORPORATION

EX-LAL

Etchants for use in the manufacture of semi-conductors; etchants for use in the manufacture of printed circuit boards; etching solutions, namely, acids for use in the manufacture of semiconductors; detergents for industrial use as part of manufacturing operations; fluorspar compounds, namely, for use in the manufacture of semiconductors; fluorine; chemicals for use in industry;

HSN

Etchants for use in the manufacture of semi-conductors; etchants for use in the manufacture of printed circuit boards; etching solutions being acids for use in the manufacture of semiconductors and printed circuit boards; detergents for industrial use as part of manufacturing operations; fluorspar compounds for use in the manufacture of semiconductors and printed circuit boards; fluorine; chemicals for use in industry;

LA6500 BHF

LA SIXTY FIVE HUNDRED BHF;Etchants for use in the manufacture of semi-conductors; etchants for use in the manufacture of printed circuit boards; etching solutions, namely, acids for use in the manufacture of semiconductors; detergents for industrial use as part of manufacturing operations; fluorspar compounds, namely, namely, for use in the manufacture of semiconductors fluorine; chemicals for use in industry;BHF;

LAL

Chemicals used in industry; chemicals used in manufacturing structures of semiconductors, integrated circuits, microscales and nano-scales and for acceleration of etching process and for forming patterns on a substrate; chemicals used in manufacturing semiconductors; chemical products for use in manufacture of semiconductors, namely, etchants for rinsing semiconductors; chemicals for use in the manufacture of flat panel displays for use in forming patterns on the substrates of flat panel display such as liquid crystal and electroluminescent (EL); chemicals used for manufacturing of flat panel displays; chemical etchant for use in the manufacture of flat panel displays;

LL BHF

Chemicals used in industry; chemicals used in manufacturing structures of semiconductors, integrated circuits, microscale and nano-scale and for acceleration of etching process and for forming patterns on a substrate; chemicals used in manufacturing semiconductors; chemical cleaners, namely, etching agents for rinsing semiconductors; chemicals to be used for forming patterns on the substrates of flat panel display such as liquid crystal and electroluminescent (EL); chemicals used for manufacturing of flat panel display; chemical cleanser, namely, etching agent to be used for manufacturing of flat panel display;BHF;

N A L C O N T R O L

Chemical additives for use in the electrolytic solution for batteries; fluorspar compounds for accumulators; fluorspar compounds; fluorine; industrial chemicals;

SA

SA;chemicals; namely, hydrofluoric acid, ammonium fluoride, aqueous solutions, buffered hydrogen fluoride, buffered hydrogen fluoride with surfactants, low ammonium buffered hydrogen fluoride and low ammonium buffered hydrogen fluoride with surfactants for use in the field of semiconductors and the surface treatment of stainless and frosted glass;

STELLA CHEMIFA

CHEMICAL; NAMELY HYDROFLUORIC ACID AMMONIUM FLUORIDE, AQUEOUS SOLUTIONS, BUFFERED HYDROGEN FLUORIDE, BUFFERED HYDROGEN FLUORIDE WITH SURFACTANTS, LOW AMMONIUM BUFFERED HYDROGEN FLUORIDE AND LOW AMMONIUM HYDROGEN FLUORIDE WITH SURFACTANTS FOR USE IN THE FIELD OF SEMICONDUCTORS AND THE SURFACE TREATMENT OF STAINLESS AND FROSTED GLASS;

STELLA CHEMIFA

In the statement, Column 2, Line 3, is deleted and First Use 7-1-1997; In Commerce 7-1-1997 is inserted.;The mark consists of Stella Chemifa in stylized script with two interlocking ovals to the left of the mark.;In the statement, Column 2, Line 3, is deleted and First Use 7-0-1997; In Commerce 7-0-1997 is inserted.;Color is not claimed as a feature of the mark.;chemicals, namely hydrofluoric acid ammonium fluoride, aqueous solutions, buffered hydrogen fluoride, buffered hydrogen fluoride with surfactants, loc ammonium buffered hydrogen fluoride and low ammonium hydrogen fluoride with surfactants for use in the field of semiconductors and the surface treatment of stainless and frosted glass;

TSL

Color is not claimed as a feature of the mark.;Fluorspar compounds for accumulators; fluorspar compounds; fluorine; industrial chemicals;