Mark Identification
OPAL WHITE
Serial Number
73157497
Filing Date
Feb 3, 1978
Registration Date
May 15, 1979
Trademark by
Classification Information
RICE HULL ASH, ESSENTIALLY A SILICA COMPOUND FOR USE IN THE PRODUCTION OF SYNTHETIC RUBBER, AS A CATALYST IN REFINERY MARKETS, AND AS A FILTER-AID FOR CLARIFYING WATER FOR INDUSTRIAL USE
Chemicals