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Class Information
Number: 252/299.01
Name: Compositions > Liquid crystal compositions
Description: Compositions containing a mesormorphic state of matter which is intermediate between a crystalline solid and a normal isotropic liquid; they resemble liquids mechanically (as to viscosity) but crystals optically (light scattering and reflection).










Sub-classes under this class:

Class Number Class Name Patents
252/299.7 Cholesteric liquid crystal composition containing a sterol derivative 175
252/299.3 Containing charge-transfer agents 61
252/299.2 Containing dopant salt 104
252/299.5 Containing nonchiral additive having no specified mesophase 755
252/299.4 Containing nonchiral aligning agents 194
252/299.6 Containing nonsteryl liquid crystalline compound of specified structure 638
252/299.1 Containing pleochroic dye 345


Patents under this class:

Patent Number Title Of Patent Date Issued
8709281 2,2'-binaphthalene ester chiral dopants for cholesteric liquid crystal displays Apr. 29, 2014
8703013 Liquid crystalline medium Apr. 22, 2014
8703012 Liquid crystal composition and liquid crystal display device Apr. 22, 2014
8703011 Liquid crystalline polyester compositions Apr. 22, 2014
8692272 Resin composition, reflective board and light-emitting apparatus Apr. 8, 2014
8691349 Liquid crystal display panel and fabricating method thereof Apr. 8, 2014
8691111 Tetraoxybiphenyl ester chiral dopants for cholesteric liquid crystal displays Apr. 8, 2014
8685275 Liquid crystalline medium Apr. 1, 2014
8685274 Compound having a five-membered ring, the liquid crystal composition and the liquid crystal display device Apr. 1, 2014
8673439 Article undergoing stimulus-responsive deformation and vehicle part using the same Mar. 18, 2014
8673178 Liquid crystal medium Mar. 18, 2014
8673176 Method of reusing micro-encapsulated cholesteric liquid crystal Mar. 18, 2014
8673175 Method of recycling cholesteric liquid crystal Mar. 18, 2014
8673174 Liquid crystalline polyester fiber and process for production of the same Mar. 18, 2014
8668964 Dioxolane compound, liquid crystal composition, liquid crystal element, and liquid crystal display device Mar. 11, 2014
8663497 Liquid crystal composition comprising polymerizable compound, and liquid crystal display element using said liquid crystal composition Mar. 4, 2014
8658060 Liquid crystal composition and liquid crystal display device having the same Feb. 25, 2014
8658059 Liquid crystal composite material and liquid crystal electro-optical display device Feb. 25, 2014
8658058 Liquid-crystal emulsion oil in water type and a preparation method of the liquid-crystal emulsion Feb. 25, 2014
8658057 Liquid crystal polyester resin composition Feb. 25, 2014
8658056 Harvesting single domain nanoparticles and their applications Feb. 25, 2014
8652353 Liquid crystal carbonate and liquid crystal medium containing the same with positive or negative dielectric anisotropy Feb. 18, 2014
8652352 Photoresponsive nanoparticles as light-driven nanoscale actuators Feb. 18, 2014
8647726 Optical element Feb. 11, 2014
8647530 Liquid crystal composition containing polymerizable compound and liquid crystal display element manufactured using the same Feb. 11, 2014
8647529 Liquid crystal drop apparatus for dropping liquid crytal using an electric field wherein a nozzle is arranged between a liquid crystal container and an electrode and an extending direction of Feb. 11, 2014
8643809 Azo compound and salt thereof, and dye-containing polarizing film comprising the compound or salt Feb. 4, 2014
8642142 Liquid crystal composition and liquid crystal display device Feb. 4, 2014
8642141 Liquid crystal composition, liquid crystal element, and liquid crystal display device Feb. 4, 2014
8641924 Liquid crystal polyester resin composition Feb. 4, 2014
8641923 Liquid crystal composition, liquid crystal display using the liquid crystal composition, and method of manufacturing the liquid crystal display Feb. 4, 2014
8637125 Liquid crystal composition and liquid crystal display device Jan. 28, 2014
8632696 Liquid crystal composition and liquid crystal display device Jan. 21, 2014
8628685 Mesogen-containing compounds Jan. 14, 2014
8623474 Liquid crystal display and method of manufacturing the same Jan. 7, 2014
8623238 Mesogenic stabilizers Jan. 7, 2014
8623237 Inorganic mesoporous materials with chiral nematic structures and preparation method thereof Jan. 7, 2014
8617900 Co-topo-polymeric compositions, devices and systems for controlling threshold and delay activation sensitivities Dec. 31, 2013
8617420 Liquid crystal composition and liquid crystal element Dec. 31, 2013
8617419 Liquid-crystalline medium and liquid-crystal display Dec. 31, 2013
8613868 Mesogenic stabilizers Dec. 24, 2013
8609207 Liquid crystal composition and liquid crystal display device Dec. 17, 2013
8608977 Polymerizable chiral compounds comprising 2,6-naphthyl and isomannitol units, and use thereof as chiral dopants Dec. 17, 2013
8603596 Liquid crystal display device and electronic device having the same Dec. 10, 2013
8603359 Four-ring compound having a plurality of CF.sub.2O bonding groups, liquid crystal composition and liquid crystal display device Dec. 10, 2013
8603358 Liquid crystal composition containing polymerizable compound and liquid crystal display element using the same Dec. 10, 2013
8603357 Polymerizable chiral compound, polymerizable liquid crystal composition, liquid crystal polymer and optically anisotropic body Dec. 10, 2013
8603356 Wholly aromatic liquid crystalline polyester resin compound with enhanced fluidity and method of preparing the same Dec. 10, 2013
8597541 Synergistic host-guest interactions in FLC mixtures for increased polarization and decreased switching speed Dec. 3, 2013
8592008 Compound, liquid crystal composition and liquid crystal display device Nov. 26, 2013











 
 
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