Mark Identification

HSQ

Serial Number

75336179

Filing Date

Aug 5, 1997

Registration Date

Feb 22, 2000

Trademark by

HERAEUS QUARZGLAS GMBH & CO. KG

Active Trademark

Classification Information

laboratory equipment made of quartz glass for use in the chemical, electronic, and semiconductor industries, namely, cells, inspection glasses, flasks, [ crucibles, ] trays, bowls, [ frits, ] taper-ground joints, wafer carriers, tube reactors for diffusion and epitaxial growth, belljars, flanges, boats, and catalyst carriers, [ products made of quartz glass for optical devices, namely, eyeglass lenses, prisms, plates, optical filters, mirrors, mirror plates, and waveguides; optical fibers; and laboratory quartz lamp vessels for ultra-violet radiators and infrared radiators; ] and semifinished quartz glass tubes, rods, plates and blocks for laboratory use in the chemical industry, the electronic industry, and the semiconductor industry

Electrical and Scientific Apparatus

quartz glass and translucent fused quartz glass; semifinished quartz glass tubes, rods, plates and blocks for general use in the chemical industry, the electronic industry, and the semiconductor industry

Housewares and Glass