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Class Information
Number: 257/E29.128
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Electrodes (epo) > Characterized by their shape, relative sizes or dispositions (epo) > Not carrying current to be rectified, amplified, or switched (epo) > Gate stack for field-effect devices (epo) > For field-effect transistors (epo) > With insulated gate (epo)
Description: This subclass is indented under subclass E29.127. This subclass is substantially the same in scope as ECLA classification H01L29/423D2B.










Sub-classes under this class:

Class Number Class Name Patents
257/E29.134 Characterized by configuration of gate electrode layer (epo) 109
257/E29.137 Characterized by configuration of gate stack of thin film fets (epo) 491
257/E29.132 Characterized by insulating layer (epo) 112
257/E29.13 Gate electrodes for nonplanar mosfet (epo) 320
257/E29.129 Gate electrodes for transistors with floating gate (epo) 1,136


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8624324 Connecting through vias to devices Jan. 7, 2014
8541823 Field effect transistor Sep. 24, 2013
8410556 Semiconductor device Apr. 2, 2013
8349677 Semiconductor device and method for manufacturing the same Jan. 8, 2013
8310012 Semiconductor device having metal gate and manufacturing method thereof Nov. 13, 2012
8294238 Nonvolatile semiconductor memory device with reduced size of peripheral circuit area Oct. 23, 2012
8198685 Transistors with metal gate and methods for forming the same Jun. 12, 2012
8129800 Gate-all-around integrated circuit devices Mar. 6, 2012
8084824 Metal gate transistor and method for fabricating the same Dec. 27, 2011
8053849 Replacement metal gate transistors with reduced gate oxide leakage Nov. 8, 2011
8039907 Semiconductor device and method for fabricating the same Oct. 18, 2011
8009477 Integrated circuit and method of forming an integrated circuit Aug. 30, 2011
8004024 Field effect transistor Aug. 23, 2011
7964922 Structure, design structure and method of manufacturing dual metal gate VT roll-up structure Jun. 21, 2011
7847367 Semiconductor devices having a gate electrode and methods of fabricating the same Dec. 7, 2010
7786021 High-density plasma multilayer gate oxide Aug. 31, 2010
7786517 Semiconductor device including a selectively formed ETCH stopping layer and methods thereof Aug. 31, 2010
7759262 Selective formation of dielectric etch stop layers Jul. 20, 2010
7696061 Semiconductor device and method for manufacturing same Apr. 13, 2010
7663166 Wire-type semiconductor devices and methods of fabricating the same Feb. 16, 2010
7655984 Semiconductor device with discontinuous CESL structure Feb. 2, 2010
7612421 Electronic device with dopant diffusion barrier and tunable work function and methods of making same Nov. 3, 2009
7586160 Method of manufacturing a semiconductor integrated circuit and semiconductor integrated circuit Sep. 8, 2009
7579660 Semiconductor device and manufacturing method thereof Aug. 25, 2009
7576397 Semiconductor device Aug. 18, 2009
7564096 Scalable power field effect transistor with improved heavy body structure and method of manufacture Jul. 21, 2009
7514325 Fin-FET having GAA structure and methods of fabricating the same Apr. 7, 2009
7410855 Semiconductor device Aug. 12, 2008
7405455 Semiconductor constructions and transistor gates Jul. 29, 2008
7391085 Semiconductor device Jun. 24, 2008
7378713 Semiconductor devices with dual-metal gate structures and fabrication methods thereof May. 27, 2008
7332756 Damascene gate structure with a resistive device Feb. 19, 2008
7317230 Fin FET structure Jan. 8, 2008
7217971 Miniaturized semiconductor device with improved dielectric properties May. 15, 2007
7115959 Method of forming metal/high-k gate stacks with high mobility Oct. 3, 2006
7034346 Semiconductor device and method for manufacturing the same Apr. 25, 2006
6914012 Article comprising an oxide layer on a GaAs-based semiconductor structure and method of forming same Jul. 5, 2005
6885072 Nonvolatile memory with undercut trapping structure Apr. 26, 2005
6831329 Quick punch through IGBT having gate-controllable DI/DT and reduced EMI during inductive turn off Dec. 14, 2004
6806517 Flash memory having local SONOS structure using notched gate and manufacturing method thereof Oct. 19, 2004
6756320 Method of forming article comprising an oxide layer on a GaAs-based semiconductor structure Jun. 29, 2004
6744117 High frequency semiconductor device and method of manufacture Jun. 1, 2004
6599781 Solid state device Jul. 29, 2003
6580108 Insulated gate bipolar transistor decreasing the gate resistance Jun. 17, 2003
6534857 Thermally balanced power transistor Mar. 18, 2003
6515332 Insulated-gate field-effect semiconductor device Feb. 4, 2003
6327187 EPROM and flash memory cells with source-side injection and a gate dielectric that traps hot electrons during programming Dec. 4, 2001
6236088 Semiconductor device gate structure for thermal overload protection May. 22, 2001
6208557 EPROM and flash memory cells with source-side injection and a gate dielectric that traps hot electrons during programming Mar. 27, 2001
6124619 Semiconductor device including upper, lower and side oxidation-resistant films Sep. 26, 2000

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