Mark Identification

SINTER BALL

Serial Number

74240614

Filing Date

Jan 27, 1992

Trademark by

MINERACAO CURIMBABA LTDA.

Classification Information

air blasting media for industrial use on metal and stone surfaces for scouring and abrasive purposes for removing rust, paint, grime, mill scale, imperfections and the like

Chemicals

high strength high conductivity media for oil and gas well fracturing use in shallow wells and deep wells for preventing closure

Cosmetics and Cleaning Preparations

roadmaking material use for surface finishing for anti-skid paving

Nonmetallic Building Materials