COMVANCE

Chemicals for use in industry and science; chemical preparations for use in industry, namely, synthetic silicic acid, more particularly synthetic silicic acid that is produced in a flame hydrolytic process and granulates made of synthetic silicic acid; chemicals, namely, chemical agents for the manufacture of slip, more particularly chemical agents for the production of slip contain silicon dioxide; chemicals, namely, chemical agents for the production of black glass, more particularly chemical agents for the production of black glass that is opaque throughout; Ceramic compositions for sintering, namely, engineered ceramic and composite materials for heat transfer or thermal management applications or plasma etch applications; ceramic particles for use as a filtering media in plasma etch applications; chemicals, namely, chemical compositions for the manufacture of technical ceramics; products made of quartz glass for use in the chemical industry and for laboratory purposes, namely, catalyst supports; products made of quartz glass for use in the chemical industry, the electrical industry and the semiconductor industry and for laboratory purposes, namely, catalyst supports; lighting devices in the nature of light emitting diodes (LEDs), lighting systems comprising light sensors and switches, optical lamps, the foregoing being for use with metalizing systems, hardening systems, sputtering systems, and lighting devices for plasma etching systems

products made of quartz glass for use in the chemical industry, the electrical industry and the semiconductor industry and for laboratory purposes, namely, metal flanges

Machine tools for use with semiconductor production equipment in the nature of lithography deposition equipment or plasma etch equipment, said machine tools being for use in plasma etching; 3-D printers

Scientific measuring devices and instruments, namely, scientific instrumentation for measuring wavelengths and trace element compositions; reflectors as component part of lasers, not for medical purposes; optical reflectors as part of lasers, not for medical purposes; optical lasers used as accessories for lasers, which are not used for medical purposes; components parts of lasers, not used for medical purposes; components parts of lasers, not used for medical purposes, laser equipment not for medical purposes; products made of quartz glass for use in the chemical industry, the electrical industry and the semiconductor industry and for laboratory purposes, namely, laboratory storage tubes in the nature of cuvettes dishes, beakers, laboratory glassware, in the nature of bell jars and combustion boats; products made of quartz glass, namely, optical filters; fiber optics cables; component parts of fiber optic cables, namely, semi-finished products in the nature of cores rods for fiber optic cables and cladding cylinders for fiber optic cables; optical fibers; optical lenses; optical lenses made of glass; scientific and technical apparatus, namely, optical mirrors; inspections mirrors; component parts of microscopes, namely, the base of a microscope made of ceramic or quartz glass; optical lenses, optical mirrors, optical reflectors, and scientific and technical apparatus, namely, optical mirrors, all of the foregoing made of quartz glass and for use in the detectors for determining physical quantities of electromagnetic waves; parts and fittings for scientific apparatus in the nature of spectrometers, namely, lenses, mirrors and reflectors made of quartz glass for use in spectrometers and reflectometers; optical lenses, scientific and technical apparatus, namely, optical mirrors and optical reflectors, namely, mirrors and reflectors made of quartz glass and for use in systems for photolithographic structuring of a photoresist layer, more particularly in systems for photolithographic structuring of a photoresist layer during the production of integrated circuits; optical lenses, scientific and technical apparatus, namely, optical mirrors and optical reflectors, namely, lenses, mirrors and reflectors made of quartz glass and for use in vacuum chambers for the modification of surfaces, more particularly for metalizing, hardening, sputtering or for LED production; optical lenses, scientific and technical apparatus, namely, optical mirrors and optical reflectors, namely, lenses, mirrors and reflectors made of quartz glass and for use in camera systems for optical quality control or for controlling positioning systems, more particularly camera systems for optical quality control or for controlling positioning systems operating at a wavelength of 2000 to 3500 nanometers

Component parts of lasers, for medical use; surgical apparatus and instruments; medical apparatus and instruments, namely, medical radiation apparatus, medical ultrasound apparatus, medical imaging apparatus, medical orthopedic apparatus and instruments, orthopedic articles, namely, orthopedic belts, orthopedic knee bandages, orthopedic inserts for footwear; suture materials; therapeutic and prosthetic articles and devices for implantation composed of artificial or synthetic materials, namely, surgical implants composed of artificial materials in the nature of artificial breasts, brain pacemakers, biodegradable bone fixation implants; optical fused silica fibers as component parts of catheters, for use in laser light or data transmission into the body via minimal invasive operations; lighting devices, namely, lamps and LED devices for treatment of a variety of skin conditions

lighting apparatus, namely, installations; lighting apparatus for vehicles; water supply apparatus and installations, namely, water purification systems in the nature of water purification units, water purification installations, water purification tanks, water purification machines; lighting devices in the nature of infrared lamps, ultraviolet lamps not for medical purposes, the foregoing being for use with metalizing systems, hardening systems, sputtering systems, and lighting devices for plasma etching systems; lighting systems and illuminants for lighting systems for hardening, cleaning or activating a surface as preparation of further method steps in particularly with ultraviolet (UV) radiation, namely, UV halogen metal vapor lamps, mercury lamps, or LED lamps; light reflectors made of quartz glass for use in detectors for determining physical quantities of electromagnetic waves

Insulators for electrical purposes, namely, insulators for electrical machinery and systems in the semiconductor industry, all of the aforementioned insulators in particular made of ceramic materials or of quartz glass; glass wool for the purpose of thermal insulation

Ceramic goods, namely, non-metal window frames, rigid tubing, rigid pipes; non-metallic reinforcements for concrete for concrete and wood building construction, namely, ceramic bars, bars in the nature of blocks, and plates

unworked or semi-worked glass, except building glass; articles made from ceramic, namely, rings, for general industrial and further manufacturing use; Unworked or semi-worked glass, with the exception of structural glass and building glass; semi-finished products made of translucent vitreous glass, namely, tubes not for scientific purposes, glass pipes not for building and not for scientific purposes, bars, figured plate glass, not for building, glass bars in the nature of blocks, unworked or semi-worked glass in the form of rings, none of the foregoing for building purposes; translucent vitreous glass goods, namely, glass tubes not for scientific purposes, pipes not for scientific purposes, bars, figured plate glass, glass bars in the nature of blocks, semi-worked glass in the form of rings, none of the foregoing being for construction or building purposes; synthetic quartz glass, namely, tubes not for building or scientific purposes, pipes not for building or scientific purposes, bars, figured plate glass, glass bars in the form of blocks, semi-worked glass in the form of rings, not for building; synthetic quartz glass fibers, not for textile purposes, not for building; semi-finished products made of synthetic quartz glass, namely, tubes not for building or scientific purposes, pipes not for building or scientific purposes, bars, figured plate glass, glass bars in the form of blocks, semi-worked glass in the form of rings, not for building; synthetic quartz glass fibers, not for textiles purposes not for building; vitreous silica fibers, other than for textile use; synthetic black quartz glass, namely, tubes not for scientific purposes, pipes not for scientific or building purposes, bars, figured plate glass, glass bars in the form of blocks, semi-worked glass in the form of rings, none of the foregoing being for building purposes; semi-finished products made of black quartz glass, namely, tubes not for scientific purposes, bars, figured plate glass, lass bars in the form of blocks, pipes not for scientific or building purposes, semi-worked glass in the form of rings, not for building purposes, quartz glass wool not for insulation purposes; synthetic quartz glass fibres, not for textile purposes, not for building; synthetic opaque quartz glass, namely, tubes not for scientific purposes, pipes not for scientific or building purposes, bars, figured plate glass, bars in the form of blocks, semi-worked glass in the form of rings, none of the foregoing being for building purposes; semi-finished products made of synthetic opaque quartz glass, namely, tubes not for scientific purposes, pipes not for scientific or building purposes, bars, figured plate glass, bars in the form of blocks, semi-worked glass in the form of rings, note for building purposes; synthetic quartz glass fibers, not for textiles purposes, not for building; opaque quartz glass fibers, not for textile purposes; black quartz glass bodies that are opaque throughout, being component parts of lighting systems, namely, lighting installations; semi-finished products made of ceramic, namely, articles made from ceramic, namely, rings, windows, plates, pipes, blocks, for general industrial and further manufacturing use

Treatment of material by means of etching, coating, heat treatment, CNC (computer numerical control) machining, laser cutting, laser polishing, fire glaze CNC (computer numerical control), sintering, annealing; treatment of materials, namely, treatment of quartz glass surfaces; treatment of materials, namely, treatment of ceramic surfaces; treatment of material by applying partial opaque reflective coating onto fused silica parts, including parts of lamps, windows, tubes, reactor chambers; treatment of materials, namely, applying partial coating onto fused silica parts, namely, applying partial coatings onto parts of lamps, windows, tubes or reactor chambers; treatment of materials, namely, applying partial reflective coating into fused silica parts, namely, applying partial reflective coating into parts for lamps, window, tubes, or reactor chambers; treatment of materials, namely, applying partial opaque reflective coating on fused silica parts, namely, applying partial opaque reflective coating onto parts for lamps, windows, tubes, or reactor chambers; treatment of materials, namely, applying silica coating for protecting metal parts from excessive heat or corrosion surface treatment for stronger surface adhesion, namely, acid structuring of surfaces

Scientific and technological services, namely, research and engineering design in the field of material design and semiconductor production processes; industrial analysis, namely, analysis of the goods of others to assure compliance with industry standards; scientific and technological services, namely, analysis, in the nature of chemical and physical analysis, of samples, namely, analysis of impurities, analysis of viscosity, the abilities of the properties to engage in transmission, reflection properties, stress induced birefringence, and variation of refractive index of fused silica glasses, all of the foregoing in the of telecommunication fibers, semi-conductor production processes