Silicon carbide for industrial purposes; Silicon carbide for use as a raw material in the manufacture of other goods; Silicon carbide; Chemical additives, namely, abrasive dispersions for use in the manufacture of electronic components and substrates, optical components, metals, machinery, computer parts, and magnetic data-storage disks and heads; Abrasive preparations in the nature of chemical cleaners, namely, abrasive cleaning preparations being abrasive dispersion slurries and cleaning and polishing preparations for use in the fields of finishing of electronic components and substrates, optical components, glass, metals, plastics, machinery, computer parts, magnetic data-storage disks and heads; Chemical slurries for polishing semiconductors; Chemical mechanical polishing (cmp) slurry and chemical mechanical planarization (cmp) slurry for use in the manufacturing and processing of semiconductors in the optoelectronics and photonics industries; Chemical compositions for depositing films on substrates in the manufacture of semiconductors, flat panel displays, and solar panels; Sub-atmospheric pressure gases for ion implantation and chemical vapor deposition; Chemical mechanical polishing (cmp) slurry and chemical mechanical planarization (cmp) slurry for use in the manufacturing and processing of semiconductors; Chamber components and parts for processing tools used in semiconductor, flat panel display, and solar cell manufacturing industries

Silicon carbide for use as an abrasive; Industrial abrasives being abrasive compounds for use in lapping and polishing semiconductors, silicon wafers, glass and metal surfaces

Machine parts, namely, work holding fixtures for precision machining applications; Machine tool holders; Parts of machines, namely, disks, beams, optical benches, optical mirrors, telescopes, body-tubes for telescopes, and optical tube assemblies for telescopes; Chamber components and parts for processing tools used in semiconductor, flat panel display, and solar cell manufacturing industries

Solar wafers; Wafers for integrated circuits; Chip carriers, namely, semiconductor chip housings; Semiconductor wafers; Wafer carriers; Carriers, baffle assemblies, and hand pickup tools made of silicon carbide; Optical benches; Scientific and technical apparatus, namely, optical mirrors; Telescopes; Body-tubes for telescopes; Optical tube assemblies (OTAs) for telescopes; Anodes; Silicon anodes; Fuel cells; Fuel cell electrodes

Aircraft parts, namely, structural parts of aircrafts made of silicon carbide