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Class Information
Number: 257/E51.024
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)
Description: This subclass is indented under subclass E51.001. This subclass is substantially the same in scope as ECLA classification H01L51/30.

Sub-classes under this class:

Class Number Class Name Patents
257/E51.045 Biomolecule or macromolecule (e.g., proteins, atp, chlorophyl, beta-carotene, lipids, enzymes) (epo) 34
257/E51.038 Carbon-containing materials (epo) 66
257/E51.041 Coordination compound (e.g., porphyrin, phthalocyanine, metal(ii) polypyridine complexes) (epo) 310
257/E51.025 For organic solid-state device adapted for rectifying, amplifying, oscillating, or switching, or capacitors or resistors with potential or surface barrier (epo) 48
257/E51.026 For radiation-sensitive or light-emitting organic solid-state device with potential or surface barrier (epo) 199
257/E51.052 Langmuir blodgett film (epo) 25
257/E51.047 Macromolecular system with low molecular weight (e.g., cyanine dyes, coumarine dyes, tetrathiafulvalene) (epo) 430
257/E51.027 Organic polymer or oligomer (epo) 150
257/E51.046 Silicon-containing organic semiconductor (epo) 111

Patents under this class:
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Patent Number Title Of Patent Date Issued
8692235 Organic photoelectric semiconductor device and method for fabricating the same Apr. 8, 2014
8686406 Pyrene-based compound, organic light-emitting diode comprising the same and organic light-emitting apparatus comprising the same Apr. 1, 2014
8664648 N-type organic thin film transistor, ambipolar field-effect transistor, and method of fabricating the same Mar. 4, 2014
8658459 Compound and method of producing organic semiconductor device Feb. 25, 2014
8659008 Composite material and light emitting element, light emitting device, and electronic device using the composite material Feb. 25, 2014
8637857 Substituted carbazole derivatives and use thereof in organic electronics Jan. 28, 2014
8633473 High contrast light emitting device and method for manufacturing the same Jan. 21, 2014
8624232 Ambipolar polymeric semiconductor materials and organic electronic devices Jan. 7, 2014
8598572 Electronic device with an insulating layer including a groove and a protrusion, and method of manufacturing the same Dec. 3, 2013
8586973 Host material for light-emitting diodes Nov. 19, 2013
8587192 Organic electroluminescence device and material for organic electroluminescence device Nov. 19, 2013
8546175 Organic light-emitting display device and method of manufacturing the same Oct. 1, 2013
8535974 Hole transport compositions and related devices and methods (II) Sep. 17, 2013
8526216 Memory device and manufacturing method the same Sep. 3, 2013
8525155 Phosphonium ionic liquids, compositions, methods of making and electronic devices formed there from Sep. 3, 2013
8518738 Blended polymer FETs Aug. 27, 2013
8486311 Eyewear including catechol functionalized boron pyrromethene dye for neutralizing laser threat Jul. 16, 2013
8476620 Organic light-emitting diode luminaires Jul. 2, 2013
8471247 Organic light-emitting diode luminaires Jun. 25, 2013
8431434 Derivatized fullerene-based dopants for organic semiconductors Apr. 30, 2013
8415660 Light emitting device Apr. 9, 2013
8404515 Formation of conjugated polymers for solid-state devices Mar. 26, 2013
8395143 Compound and organic light emitting device using the same Mar. 12, 2013
8350259 Electronic circuit Jan. 8, 2013
8334527 Electroluminescent device Dec. 18, 2012
8330150 Organic light-emitting display device Dec. 11, 2012
8324017 Organic thin film transistor with tunneling barrier layer and method for manufacturing the same Dec. 4, 2012
8309284 Highly conductive organic charge carrier transport material Nov. 13, 2012
8304514 Conjugated polymer, method for preparing the same, and optoelectronic device employing the same Nov. 6, 2012
8269216 Semiconductor device, method of manufacturing semiconductor device, and electronic apparatus Sep. 18, 2012
8212243 Organic semiconducting compositions and N-type semiconductor devices Jul. 3, 2012
8178871 Organic transistor and method for producing the same May. 15, 2012
8178873 Solution processable organic semiconductors May. 15, 2012
8173995 Electronic device including an organic active layer and process for forming the electronic device May. 8, 2012
8164087 Organic semiconductor compositions with nanoparticles Apr. 24, 2012
8129716 OTFT and MIM capacitor using silk protein as dielectric material and methods for manufacturing the same Mar. 6, 2012
8119445 Organic semiconductors and growth approaches therefor Feb. 21, 2012
8076410 Luminescent silicon nanoparticle-polymer composites, composite wavelength converter and white LED Dec. 13, 2011
8067770 Thin film transistor and flat panel display device including the same Nov. 29, 2011
8049208 Organic semiconductor device having composite electrode Nov. 1, 2011
8044389 Polymer electronic devices by all-solution process Oct. 25, 2011
8039833 Polythiophenes and devices thereof Oct. 18, 2011
8030126 Printing process for enhanced jetted performance of semiconductor layer Oct. 4, 2011
8030127 Methods of making carbon-containing semiconducting devices by pyrolyzing a polymer including asphalt or petroleum pitch Oct. 4, 2011
8030643 Memory device and manufacturing method the same Oct. 4, 2011
8026662 Organic light-emitting element, image display device and production method thereof Sep. 27, 2011
8022401 Organic thin film transistor and organic thin film light-emitting transistor Sep. 20, 2011
8003980 Layered electro-organic devices with crosslinked polymer and methods of preparing the same Aug. 23, 2011
8003977 Light emitting device having a light emitting laminated body comprising an organic compound Aug. 23, 2011
7989257 Polysilazane, method of synthesizing polysilazane, composition for manufacturing semiconductor device, and method of manufacturing semiconductor device using the composition Aug. 2, 2011

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