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Class Information
Number: 257/E21.492
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 other than carbon, si, ge, sic, se, te, cu 2 o, cui, and group iii-v compounds with or without impurities, e.g., doping materials (epo) > Treatment of semiconductor body using process other than electromagnetic radiation (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 techniques; post treatment of these layers (epo) > Organic layer, e.g., photoresist (epo)
Description: This subclass is indented under subclass E21.487. This subclass is substantially the same in scope as ECLA classification H01L21/47.

Patents under this class:

Patent Number Title Of Patent Date Issued
8673702 Field shield dielectric as a mask during semiconductor ink jet printing Mar. 18, 2014
8617653 Over-coating agent for forming fine patterns and a method of forming fine patterns using such agent Dec. 31, 2013
8507665 Template derivative for forming ultra-low dielectric layer and method of forming ultra-low dielectric layer using the same Aug. 13, 2013
8445382 Side wall pore sealing for low-k dielectrics May. 21, 2013
8435840 Fuse box guard rings including protrusions and methods of forming same May. 7, 2013
8383522 Micro pattern forming method Feb. 26, 2013
8354350 Template derivative for forming ultra-low dielectric layer and method of forming ultra-low dielectric layer using the same Jan. 15, 2013
8202807 Template derivative for forming ultra-low dielectric layer and method of forming ultra-low dielectric layer using the same Jun. 19, 2012
8017465 Method for manufacturing array substrate of liquid crystal display Sep. 13, 2011
7994071 Compositions for forming organic insulating films, methods for forming organic insulating films using the compositions and organic thin film transistors comprising an organic insulating film f Aug. 9, 2011
7989354 Patterning method Aug. 2, 2011
7985699 Substrate processing method and storage medium Jul. 26, 2011
7981706 Photoresist composition and method of manufacturing a display substrate using the same Jul. 19, 2011
7981812 Methods for forming ultra thin structures on a substrate Jul. 19, 2011
7972964 Semiconductor device with contact structure and manufacturing method thereof Jul. 5, 2011
7960724 Composition for organic thin film transistor, organic thin film transistor formed by using the same, and method for forming the organic film transistor Jun. 14, 2011
7892986 Ashing method and apparatus therefor Feb. 22, 2011
7875477 Manufacturing method of liquid crystal display Jan. 25, 2011
7838314 Organic light emitting display and method of fabricating the same Nov. 23, 2010
7825041 Method of reworking a semiconductor substrate and method of forming a pattern of a semiconductor device Nov. 2, 2010
7820550 Negative tone double patterning method Oct. 26, 2010
7781293 Semiconductor device and method of fabricating the same including trenches of different aspect ratios Aug. 24, 2010
7763482 Method of fabricating array substrate for liquid crystal display device Jul. 27, 2010
7651886 Semiconductor device and manufacturing process thereof Jan. 26, 2010
7651957 Structure for a semiconductor arrangement and a method of manufacturing a semiconductor arrangement Jan. 26, 2010
7615431 Manufacturing method of semiconductor device Nov. 10, 2009
7598179 Techniques for removal of photolithographic films Oct. 6, 2009
7592265 Method of trimming a hard mask layer, method for fabricating a gate in a MOS transistor, and a stack for fabricating a gate in a MOS transistor Sep. 22, 2009
7582507 Catalyst support substrate, method for growing carbon nanotubes using the same, and the transistor using carbon nanotubes Sep. 1, 2009
7488678 Method of manufacturing interconnect substrate Feb. 10, 2009
7345303 Organic thin-film transistors Mar. 18, 2008
7329619 Method for patterning thin film, method and apparatus for fabricating flat panel display Feb. 12, 2008
7238629 Deposition method, method of manufacturing semiconductor device, and semiconductor device Jul. 3, 2007
7176143 Method for evaluating solution for a coating film for semiconductors Feb. 13, 2007
7122484 Process for removing organic materials during formation of a metal interconnect Oct. 17, 2006
7053030 Silicone hyper-branched polymer surfactant, method of preparing the same and method of rinsing using a rinsing solution comprising the same May. 30, 2006
6989336 Process for laminating a dielectric layer onto a semiconductor Jan. 24, 2006

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