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Class Information
Number: 257/E51.028
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) > Organic polymer or oligomer (epo) > Comprising aromatic, heteroaromatic, or arrylic chains (e.g., polyaniline, polyphenylene, polyphenylene vinylene) (epo)
Description: This subclass is indented under subclass E51.027. This subclass is substantially the same in scope as ECLA classification H01L51/30D2.










Sub-classes under this class:

Class Number Class Name Patents
257/E51.029 Heteroaromatic compound comprising sulfur or selene (e.g., polythiophene) (epo) 309
257/E51.032 Polyflurorene and derivative (epo) 242
257/E51.031 Polyphenylenevinylene and derivatives (epo) 231


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8618533 Siloles substituted by fused ring systems and use thereof in organic electronics Dec. 31, 2013
8558007 Polymer and organic light emitting device including polymer Oct. 15, 2013
8546793 Organic light-emitting device Oct. 1, 2013
8519092 Polymer compound and polymer light-emitting device using the same Aug. 27, 2013
8492007 Metal complex and organic electroluminescent device Jul. 23, 2013
8475938 Organic electroluminescent element, lighting device and display device Jul. 2, 2013
8471246 Photoelectric conversion device and imaging device Jun. 25, 2013
8470960 Electroactive materials Jun. 25, 2013
8461282 (Pentaphenyl)phenyl group containing compound, polymeric derivative thereof and method for forming the same Jun. 11, 2013
8455867 Organic light-emitting device Jun. 4, 2013
8450143 Organic semiconductor compositions with nanoparticles May. 28, 2013
8445900 Organic eletroluminescent element including polyester electronic material and display device including the same May. 21, 2013
8445894 Organic thin film transistor May. 21, 2013
8420232 Binaphthyl-arylamine polymers Apr. 16, 2013
8405074 Organic light-emitting device Mar. 26, 2013
8389979 Light-emitting element, light-emitting device, electronic device, and lighting device Mar. 5, 2013
8389986 Condensed-cyclic compound and organic light-emitting device including the same Mar. 5, 2013
8384073 System for displaying images Feb. 26, 2013
8384074 Heterocyclic compound and organic light-emitting device including the same Feb. 26, 2013
8378337 Flexible optoelectronic device having inverted electrode structure and method for making the same Feb. 19, 2013
8373159 Organic light-emitting diodes comprising carbene-transition metal complex emitter, and at least one compound selected from disilylcarbazoles, disilyldibenzofurans, disilyldibenzothiophenes, di Feb. 12, 2013
8362470 Organic light emitting device Jan. 29, 2013
8319231 Display device Nov. 27, 2012
8318326 Fused polycyclic compounds and organic light-emitting device using the same Nov. 27, 2012
8289677 Conductive polymer suspension and method for producing the same, conductive polymer material, electrolytic capacitor, and solid electrolytic capacitor and method for producing the same Oct. 16, 2012
8279582 Conductive polymer suspension and method for producing the same, conductive polymer material, electrolytic capacitor, and solid electrolytic capacitor and method for producing the same Oct. 2, 2012
8263735 Polymer compound and polymer light-emitting device using the same Sep. 11, 2012
8257837 Organic light-emitting device Sep. 4, 2012
8242489 OLED with high efficiency blue light-emitting layer Aug. 14, 2012
8207524 Insulating layer, electronic device, field effect transistor, and polyvinylthiophenol Jun. 26, 2012
8187917 Method for manufacturing memory device May. 29, 2012
8183560 Light-emitting device May. 22, 2012
8137822 Synthesis of phenyl-substituted polyfluoroanthenes and the use thereof Mar. 20, 2012
8120018 Semiconductor device comprising semiconductor molecules and a conductor formed of fine particles and linker molecules Feb. 21, 2012
8093612 Organic EL display device and manufacturing method thereof Jan. 10, 2012
8089110 Switchable memory diodes based on ferroelectric/conjugated polymer heterostructures and/or their composites Jan. 3, 2012
8067764 Electroactive materials Nov. 29, 2011
8063399 Electroactive materials Nov. 22, 2011
8044390 Material for organic electroluminescent device, organic electroluminescent device, and organic electroluminescent display Oct. 25, 2011
8030127 Methods of making carbon-containing semiconducting devices by pyrolyzing a polymer including asphalt or petroleum pitch Oct. 4, 2011
8012603 Polymer compound and polymer light-emitting device using the same Sep. 6, 2011
7977861 Blended dendrimers Jul. 12, 2011
7968872 Polymers Jun. 28, 2011
7947975 Materials for improving the hole injection in organic electronic devices and use of the material May. 24, 2011
7939818 Diketopyrrolopyrrole polymers May. 10, 2011
7935962 Organic electroluminescent device and display unit May. 3, 2011
7915609 Smectic liquid crystal compound Mar. 29, 2011
7906224 Organic electroluminescent device, display, and illuminating device Mar. 15, 2011
7897963 Thiazole-based semiconductor compound and organic thin film transistor using the same Mar. 1, 2011
7893429 Multifunction organic diode and matrix panel thereof Feb. 22, 2011

1 2 3 4 5 6 7










 
 
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