Mark Identification

SA

Serial Number

74155315

Filing Date

Apr 8, 1991

Registration Date

Nov 17, 1992

Trademark by

STELLA CHEMIFA CORPORATION

Active Trademark

Classification Information

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

Chemicals