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Class Information
Number: 257/E21.264
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Treatment of semiconductor body using process other than deposition of semiconductor material on a substrate, diffusion or alloying of impurity material, or radiation treatment (epo) > To change their surface-physical characteristics or shape, e.g., etching, polishing, cutting (epo) > To form insulating layer thereon, e.g., for masking or by using photolithographic technique (epo) > Organic layers, e.g., photoresist (epo) > Layers comprising fluoro hydrocarbon compounds, e.g., polytetrafluoroethylene (epo)
Description: This subclass is indented under subclass E21.259. This subclass is substantially the same in scope as ECLA classification H01L21/312F.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8551889 Manufacture method for photovoltaic module Oct. 8, 2013
8395144 Anthracene derivatives and organic electroluminescent device using same Mar. 12, 2013
8222632 Polymeric material and polymeric luminescent element Jul. 17, 2012
8212345 Holding jig, semiconductor wafer grinding method, semiconductor wafer protecting structure and semiconductor wafer grinding method and semiconductor chip fabrication method using the structure Jul. 3, 2012
8187982 Manufacture method for photovoltaic module May. 29, 2012
8168742 Crosslinkable fluorinated aromatic prepolymer and its uses May. 1, 2012
8105961 Method and apparatus for using flex circuit technology to create a reference electrode channel Jan. 31, 2012
8101530 Lithography patterning method Jan. 24, 2012
8053376 One-step synthesis and patterning of aligned polymer nanowires on a substrate Nov. 8, 2011
8030139 Thin film transistor and method of producing thin film transistor Oct. 4, 2011
8021975 Plasma processing method for forming a film and an electronic component manufactured by the method Sep. 20, 2011
7981810 Methods of depositing highly selective transparent ashable hardmask films Jul. 19, 2011
7981812 Methods for forming ultra thin structures on a substrate Jul. 19, 2011
7972885 Broadband imaging device and manufacturing thereof Jul. 5, 2011
7910475 Method for forming low dielectric constant fluorine-doped layers Mar. 22, 2011
7902641 Semiconductor device and manufacturing method therefor Mar. 8, 2011
7902642 Resin composition for sealing light-emitting device and lamp Mar. 8, 2011
7875501 Holding jig, semiconductor wafer grinding method, semiconductor wafer protecting structure and semiconductor wafer grinding method and semiconductor chip fabrication method using the structure Jan. 25, 2011
7795669 Contact structure for FinFET device Sep. 14, 2010
7759677 Molecular electronic device including organic dielectric thin film and method of fabricating the same Jul. 20, 2010
7723133 Method for forming pattern, and method for manufacturing liquid crystal display May. 25, 2010
7648922 Fluorocarbon film and method for forming same Jan. 19, 2010
7485492 Process for manufacturing a non-volatile memory structure via soft lithography Feb. 3, 2009
7445953 Low temperature curable materials for optical applications Nov. 4, 2008
7427559 Method of reducing the surface roughness of spin coated polymer films Sep. 23, 2008
7326653 Method of preparation of organic optoelectronic and electronic devices and devices thereby obtained Feb. 5, 2008
7288488 Method for resist strip in presence of regular low k and/or porous low k dielectric materials Oct. 30, 2007
7253110 Method and apparatus for forming a barrier metal layer in semiconductor devices Aug. 7, 2007
7238626 Chemically and electrically stabilized polymer films Jul. 3, 2007
7074489 Low dielectric constant material and method of processing by CVD Jul. 11, 2006
7060193 Method to form both high and low-k materials over the same dielectric region, and their application in mixed mode circuits Jun. 13, 2006
7060323 Method of forming interlayer insulating film Jun. 13, 2006
7041608 Providing fluorocarbon layers on conductive electrodes in making electronic devices such as OLED devices May. 9, 2006
7030007 Via-filling material and process for fabricating semiconductor integrated circuit using the material Apr. 18, 2006
7026052 Porous low k(<2.0) thin film derived from homo-transport-polymerization Apr. 11, 2006
7015061 Low temperature curable materials for optical applications Mar. 21, 2006
6998014 Apparatus and method for plasma assisted deposition Feb. 14, 2006
6972453 Method of manufacturing a semiconductor device capable of etching a multi-layer of organic films at a high selectivity Dec. 6, 2005
6955997 Laser thermal annealing method for forming semiconductor low-k dielectric layer Oct. 18, 2005
6946405 Polyparaxylylene film, production method therefor and semiconductor device Sep. 20, 2005
6924222 Formation of interconnect structures by removing sacrificial material with supercritical carbon dioxide Aug. 2, 2005
6924238 Edge peeling improvement of low-k dielectric materials stack by adjusting EBR resistance Aug. 2, 2005
6911391 Integration of titanium and titanium nitride layers Jun. 28, 2005
6911397 Method of forming dual damascene interconnection using low-k dielectric Jun. 28, 2005
6909195 Trench etch process for low-k dielectrics Jun. 21, 2005
6890850 Method of depositing dielectric materials in damascene applications May. 10, 2005
6884365 Gas for plasma reaction and method for production thereof Apr. 26, 2005
6881447 Chemically and electrically stabilized polymer films Apr. 19, 2005
6881811 Fluorinated aromatic polymer and use thereof Apr. 19, 2005
6875699 Method for patterning multilevel interconnects Apr. 5, 2005

1 2 3 4

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