Mark Identification
HSC
Serial Number
73613404
Filing Date
Aug 6, 1986
Registration Date
Dec 8, 1987
Trademark by
HEMLOCK SEMICONDUCTOR OPERATIONS LLC
Active Trademark
Classification Information
POLYCRYSTALLINE SILICON AND SILICON SOURCE CHEMICALS USED IN MANUFACTURING SEMICONDUCTOR DEVICES SUCH AS TRANSISTORS, RECTIFIERS, INTEGRATED CIRCUITS AND OTHER ELECTRONIC DEVICES
Chemicals