FELDSPAR CORPORATION, THE Trademarks
HP CRYSTAL
Filed: November 18, 1987
HIGH PURITY QUARTZ SAND FOR USE IN THE MANUFACTURE OF SEMICONDUCTORS, SPECIALTY LIGHTING GLASS AND OPTICAL GLASS
Owned by: FELDSPAR CORPORATION, THE
Serial Number: 73696141
UHP CRYSTAL
Filed: March 24, 1988
HIGH PURITY QUARTZ SAND FOR USE IN THE MANUFACTURE OF SEMICONDUCTORS, SPECIALTY LIGHTING GLASS AND OPTICAL GLASS
Owned by: FELDSPAR CORPORATION, THE
Serial Number: 73718411
