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Class Information
Number: 257/E51.05
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Organic solid state devices, processes or apparatus peculiar to manufacture or treatment of such devices or of parts thereof > Selection of material for organic solid-state device (epo) > Macromolecular system with low molecular weight (e.g., cyanine dyes, coumarine dyes, tetrathiafulvalene) (epo) > Polycondensed aromatic or heteroaromatic compound (e.g., pyrene, perylene, pentacene) (epo) > Aromatic compound containing heteroatom (e.g., perylenetetracarboxylic dianhydride, perylene tetracarboxylic diimide) (epo)
Description: This subclass is indented under subclass E51.049. This subclass is substantially the same in scope as ECLA classification H01L51/30H4B.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8703300 Organic electroluminescent element, display and illuminator Apr. 22, 2014
8703304 Aromatic amine derivative and organic electroluminescence device Apr. 22, 2014
8685541 Dibenzofurane polymers for electroluminiscent devices Apr. 1, 2014
8685543 Material for organic electroluminescent devices and organic electroluminescent devices made by using the same Apr. 1, 2014
8679648 Heterocyclic compound and organic light-emitting diode including the same Mar. 25, 2014
8679647 Organic electroluminescent device comprising triazine derivatives Mar. 25, 2014
8679645 Materials for organic electroluminescence devices Mar. 25, 2014
8679644 Electroluminescent polymers containing planar arylamine units, the preparation and use thereof Mar. 25, 2014
8673459 Light-emitting element and electronic device Mar. 18, 2014
8673460 Heterocyclic derivative and organic light emitting device using same Mar. 18, 2014
8673457 Organic electroluminescence device and light emitting apparatus Mar. 18, 2014
8652654 Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same Feb. 18, 2014
8652656 Triphenylene silane hosts Feb. 18, 2014
8642188 Phenanthroline compounds and electroluminescent devices using the same Feb. 4, 2014
8632892 Organic electronic material, organic electronic device, and organic electroluminescent device Jan. 21, 2014
8623522 Aromatic amine derivative and electroluminescence device using the same Jan. 7, 2014
8623523 Quinoxaline derivative, and light emitting element, light emitting device, and electronic appliance using the same Jan. 7, 2014
8617725 Light-emitting element, light-emitting device, and electronic appliance Dec. 31, 2013
8617724 Polymer compound and light emitting device using the same Dec. 31, 2013
8617720 Electroactive composition and electronic device made with the composition Dec. 31, 2013
8617722 Polymer compound and organic electroluminescence element using the same Dec. 31, 2013
8614009 Aromatic amine derivative and organic electroluminescent element using the same Dec. 24, 2013
8614010 Aromatic amine derivative, and organic electroluminescent element Dec. 24, 2013
8614011 Electroluminescent materials and optical device Dec. 24, 2013
8598575 Semiconducting compounds and related compositions and devices Dec. 3, 2013
8597802 Acridine derivative and organic electroluminescence device including the same Dec. 3, 2013
8597801 Heterocyclic compound, organic light-emitting device including the heterocyclic compound, and flat display device including the organic light-emitting device Dec. 3, 2013
8597800 Aromatic amine derivative and organic electroluminescent element comprising the same Dec. 3, 2013
8592055 Compound for organic electroluminescent device and organic electroluminescent device having the same Nov. 26, 2013
8592054 Thiophene derivatives and its applications Nov. 26, 2013
8592053 Anthracene derivative, light-emitting element, light-emitting device, and electronic appliance Nov. 26, 2013
8586211 Asymmetrical aryl amine derivative for organic electroluminescence devices, method for preparing same, organic thin film for organic electroluminescence devices and organic electroluminescence Nov. 19, 2013
8586210 Compound having substituted anthracene ring structure and pyridoindole ring structure and organic electroluminescence device Nov. 19, 2013
8586208 Stable electrodes with modified work functions and methods for organic electronic devices Nov. 19, 2013
8586207 Fused polycyclic compound and organic light emitting device having the compound Nov. 19, 2013
8586206 Aromatic amine derivative and organic electroluminescence device using the same Nov. 19, 2013
8586205 Compounds for organic light emitting diode emissive layers Nov. 19, 2013
8586204 Phosphorescent emitters and host materials with improved stability Nov. 19, 2013
8586200 Organic compound, and organic photoelectric device including the same Nov. 19, 2013
8586199 Organic electroluminescence device Nov. 19, 2013
8586198 Dendritic molecule containing metal phthalocyanine, method of preparing the same and organic light emitting diode comprising the dendritic molecule Nov. 19, 2013
8580401 Curable material and its application Nov. 12, 2013
8580402 Dibenzothiophene-containing materials in phosphorescent light emitting diodes Nov. 12, 2013
8580403 Organic light-emitting diode, display and illuminating device Nov. 12, 2013
8580404 Triphenylene hosts in phosphorescent light emitting diodes Nov. 12, 2013
8580405 Naphthothiophene compound and organic light-emitting device including the same Nov. 12, 2013
8580400 Bichrysene compound and organic light emitting device having the compound Nov. 12, 2013
8580399 Substituted oligoazacarbazoles for light emitting diodes Nov. 12, 2013
8580398 Material for organic electroluminescent devices and organic electroluminescent devices made by using the same Nov. 12, 2013
8580391 Material for organic electroluminescence devices and organic electroluminescence device using the material Nov. 12, 2013

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