Filed Aug. 11, 2016

Serial No. 79206582

Registered Nov. 19, 2019

Registration No. 5,910,925

Class Quartz glass scientific, research and laboratory equipment in the nature of bowls, glass tubes, vials, crucibles, Petri dishes, containers for physical and chemical analysis on materials, perforated partitions, frosted collars, hurdles, diffusion pipes, diffusion bells, flanges, epitaxial pipes, boats for deposition processes, supports for catalysts, for use in the chemical, electronics, semiconductor industries and for laboratories; quartz glass products for optical inspection apparatus, in particular lenses, prisms, plates, filters, mirrors, photo-conductors, optical fibers; and parts and accessories thereof, for the chemical, electronics, semiconductor industries and for use in laboratories; 021; 023; 026; 036; 038; 026; 039; 044; 013; 021; 023; 031; 034

Case Type Trademark