Mark Identification

PROTON-SPONGE

Serial Number

72404147

Filing Date

Oct 4, 1971

Registration Date

Jan 23, 1973

Trademark by

ALDRICH CHEMICAL COMPANY INC.

Classification Information

1,8 - (BIS-(DIMETHYLAMINO)-NAPHTHALENE, AN ORGANIC CHEMICAL REAGENT USED IN ORGANIC SYNTHESES FOR RESEARCH AND COMMERCIAL APPLICATIONS

Metal Goods