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Class Information
Number: 257/635
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > With means to control surface effects > Insulating coating > Multiple layers
Description: Subject matter wherein the insulating coating comprises multiple layers on the surface of the semiconductor body.










Sub-classes under this class:

Class Number Class Name Patents
257/644 At least one layer of glass 159
257/642 At least one layer of organic material 486
257/636 At least one layer of semi-insulating material 96
257/640 At least one layer of silicon nitride 519
257/639 At least one layer of silicon oxynitride 215
257/645 Insulating layer containing specified electrical charge (e.g., net negative electrical charge) 57
257/637 Three or more insulating layers 328
257/638 With discontinuous or varying thickness layer (e.g., layer covers only selected portions of semiconductor) 188


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8710631 Surface modification Apr. 29, 2014
8674484 Dielectric separator layer Mar. 18, 2014
8669644 Hydrogen passivation of integrated circuits Mar. 11, 2014
8648444 Wafer scribe line structure for improving IC reliability Feb. 11, 2014
8643151 Passivation layer for semiconductor devices Feb. 4, 2014
8610282 Semiconductor device and method of manufacturing the same Dec. 17, 2013
8609533 Methods for fabricating integrated circuits having substrate contacts and integrated circuits having substrate contacts Dec. 17, 2013
8604618 Structure and method for reducing vertical crack propagation Dec. 10, 2013
8604552 Semiconductor device and method for fabricating semiconductor device Dec. 10, 2013
8598042 Device manufacturing and cleaning method Dec. 3, 2013
8592955 Accurate deposition of nano-objects on a surface Nov. 26, 2013
8552536 Flexible integrated circuit device layers and processes Oct. 8, 2013
8552537 Semiconductor device and method for fabricating the same Oct. 8, 2013
8536710 Semiconductor device and manufacturing method thereof Sep. 17, 2013
8530335 Method for manufacturing semiconductor device Sep. 10, 2013
8513780 Semiconductor device having inter-level dielectric layer with hole-sealing and method for manufacturing the same Aug. 20, 2013
8502355 Overlay vernier mask pattern, formation method thereof, semiconductor device including overlay vernier pattern, and formation method thereof Aug. 6, 2013
8487400 High performance system-on-chip using post passivation process Jul. 16, 2013
8487411 Multiple patterning using improved patternable low-.kappa. dielectric materials Jul. 16, 2013
8476740 Sheet for protecting surface of semiconductor wafer, semiconductor device manufacturing method and semiconductor wafer protection method using sheet Jul. 2, 2013
RE44303 Passivation layer for a circuit device and method of manufacture Jun. 18, 2013
8450787 Nonvolatile semiconductor memory and method of manufacturing the same May. 28, 2013
8445898 Organic/inorganic hybrid thin film passivation layer for blocking moisture/oxygen transmission and improving gas barrier property May. 21, 2013
8435882 Film forming method for a semiconductor May. 7, 2013
8421140 Dielectric structures Apr. 16, 2013
8420488 Method of fabricating high voltage device Apr. 16, 2013
8415196 Method for forming semiconductor thin film and method for manufacturing thin-film semiconductor device Apr. 9, 2013
8405166 Dielectric layer for flash memory device and method for manufacturing thereof Mar. 26, 2013
8404584 Method of manufacturing semiconductor device Mar. 26, 2013
8395243 Surface passivation by quantum exclusion using multiple layers Mar. 12, 2013
8350365 Mitigation of well proximity effect in integrated circuits Jan. 8, 2013
8349746 Microelectronic structure including a low k dielectric and a method of controlling carbon distribution in the structure Jan. 8, 2013
8324690 Semiconductor device with multi-functional dielectric layer Dec. 4, 2012
8310010 Semiconductor device Nov. 13, 2012
8293608 Intermediate product for a multichannel FET and process for obtaining an intermediate product Oct. 23, 2012
8254136 Printed circuit board, display apparatus having a printed circuit board and method of manufacturing the printed circuit board Aug. 28, 2012
8227703 Multilayered circuit board and semiconductor device Jul. 24, 2012
8212337 Advanced low k cap film formation process for nano electronic devices Jul. 3, 2012
8212338 Manufacturing method of semiconductor device and semiconductor device produced therewith Jul. 3, 2012
8198707 Establishing a uniformly thin dielectric layer on graphene in a semiconductor device without affecting the properties of graphene Jun. 12, 2012
8193032 Ultrathin spacer formation for carbon-based FET Jun. 5, 2012
8188603 Post passivation interconnection schemes on top of IC chip May. 29, 2012
8178952 Method of forming high-k dual dielectric stack May. 15, 2012
8178443 Hardmask materials May. 15, 2012
RE43320 Semiconductor device and manufacturing method thereof Apr. 24, 2012
8138579 Structures and methods of forming SiGe and SiGeC buried layer for SOI/SiGe technology Mar. 20, 2012
8138580 Adhesive composition for electronic components, and adhesive sheet for electronic components using the same Mar. 20, 2012
8115317 Semiconductor device including electrode structure with first and second openings and manufacturing method thereof Feb. 14, 2012
8115318 Semiconductor device having silicon-diffused metal wiring layer and its manufacturing method Feb. 14, 2012
8084370 Hafnium tantalum oxynitride dielectric Dec. 27, 2011

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