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Class Information
Number: 428/404
Name: Stock material or miscellaneous articles > Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof > Particulate matter (e.g., sphere, flake, etc.) > Coated > Silicic or refractory material containing (e.g., tungsten oxide, glass, cement, etc.)
Description: Product in which the particulate matter comprises (1) silicon or (2) a material containing a metal* from Group IV B, V B or VI B of the periodic system, known as refractory metals and consisting of Ti, Zi, Hf, V, Nb, Ta, Cr, Mo and W.

Sub-classes under this class:

Class Number Class Name Patents
428/406 Glass particles or spheres 576
428/405 Silane, siloxane or silicone coating 834

Patents under this class:

Patent Number Title Of Patent Date Issued
8709599 Spin transition material Apr. 29, 2014
8703282 Core-shell type magnetic particle and high-frequency magnetic material Apr. 22, 2014
8703017 Method of modifying phosphor and phosphor composition and manufacturing method of the same and phosphor solution Apr. 22, 2014
8691365 Nanoparticle dispersions with low aggregation levels Apr. 8, 2014
8658184 Glass flakes, and the use thereof as transparent filler Feb. 25, 2014
8652637 Porous particles with non-porous shell Feb. 18, 2014
8637156 Methods for producing coated phosphors and host material particles using atomic layer deposition methods Jan. 28, 2014
8637116 Process for preparing roofing granules comprising organic colorant, with improved luster, and roofing products including such granules Jan. 28, 2014
8629076 High surface area silicon carbide-coated carbon aerogel Jan. 14, 2014
8628850 Colored roofing granules with increased solar heat reflectance, solar heat-reflective shingles, and process for producing same Jan. 14, 2014
8623508 Crystallized silicon-containing material with hierarchical and organized porosity Jan. 7, 2014
8618595 Applications of light-emitting nanoparticles Dec. 31, 2013
8617710 Process for coating cobalt nanoparticles with copper and copper oxide Dec. 31, 2013
8609748 Modified perovskite type composite oxide, method for preparing the same, and composite dielectric material Dec. 17, 2013
8608979 Luminescent particles, methods and light emitting devices including the same Dec. 17, 2013
8597789 Microstructured multifunctional inorganic coating additives for preventing fouling (growth of biofilm) in aquatic applications Dec. 3, 2013
8580382 Coated metal pigment, method for production of the same, and coating composition containing the same Nov. 12, 2013
8568882 Mesostructured material having a high aluminium content and consisting of spherical particles of specific size Oct. 29, 2013
8568881 Magnetic microspheres for use in fluorescence-based applications Oct. 29, 2013
8568879 Polyolefin dispersion technology used for resin coated sand Oct. 29, 2013
8563135 Mesostructured aluminosilicate material made of spherical particles of specific size Oct. 22, 2013
8563133 Compositions and methods for modulation of nanostructure energy levels Oct. 22, 2013
8552108 Room temperature curable organopolysiloxane composition and gas separation membrane Oct. 8, 2013
8550645 Illumination device for display device, and display device Oct. 8, 2013
8535803 Colored roofing granules with increased solar heat reflectance, solar heat-reflective shingles, and process for producing same Sep. 17, 2013
8529694 Powdered acetylenic surfactants and compositions containing them Sep. 10, 2013
8519609 Process for the preparation of coated phosphors Aug. 27, 2013
8518540 Expanded polypropylene resin beads and expanded bead molding Aug. 27, 2013
8507095 Metal oxide-based fine particle and method for manufacturing the same, and resin composition Aug. 13, 2013
8501320 Treated alumina hydrate material and methods of making the same Aug. 6, 2013
8500901 Interference pigments Aug. 6, 2013
8497022 Three-metallic-component type composite nanometallic paste, method of bonding, and electronic component Jul. 30, 2013
8491998 Composite nanometal paste of two-metallic-component type, bonding method, and electronic part Jul. 23, 2013
8491985 Coating compositions for roofing granules, dark colored roofing granules with increased solar heat reflectance, solar heat-reflective shingles, and process for producing the same Jul. 23, 2013
8487020 Microcapsules containing curable siloxanes Jul. 16, 2013
8486532 Non-fouling surfaces for reflective spheres Jul. 16, 2013
8455092 Fluorescent fine particle films Jun. 4, 2013
8449662 Dust repellent surface coating May. 28, 2013
8436078 Dental composition and composite resin May. 7, 2013
8435635 Chemical modification of nanocrystal surfaces May. 7, 2013
8431633 Silica particles, manufacturing method thereof and resin particles Apr. 30, 2013
8431220 Hydrophobic coatings and their processes Apr. 30, 2013
8425803 Nanocrystal doped matrixes Apr. 23, 2013
8425801 Composite organic electroluminescent material and production method thereof Apr. 23, 2013
8410197 Organic-containing particulate having elevated auto-ignition temperatures Apr. 2, 2013
8409711 Heat resistant phosphate cement Apr. 2, 2013
8409710 Particles with structured surface Apr. 2, 2013
8409708 Bright pigment Apr. 2, 2013
8404559 Semiconductor device production method and semiconductor device Mar. 26, 2013
8404347 Method of synthesis of amphiphilic magnetic composite particles Mar. 26, 2013

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