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Class Information
Number: 438/692
Name: Semiconductor device manufacturing: process > Chemical etching > Combined with the removal of material by nonchemical means (e.g., ablating, abrading, etc.) > Combined mechanical and chemical material removal > Simultaneous (e.g., chemical-mechanical polishing, etc.)
Description: Processes wherein the chemical and mechanical material removal processes are concurrent.


Sub-classes under this class:

Class Number Class Name Patents
438/693 Utilizing particulate abradant 926


Patents under this class:

Patent Number Title Of Patent Date Issued
7615386 Thick oxide film for wafer backside prior to metalization loop Nov. 10, 2009
7611958 Method of making a semiconductor element Nov. 3, 2009
7611552 Semiconductor polishing composition Nov. 3, 2009
7608543 Method for planarizing thin layer of semiconductor device Oct. 27, 2009
7608536 Method of manufacturing contact opening Oct. 27, 2009
7604527 Methods and systems for planarizing workpieces, e.g., microelectronic workpieces Oct. 20, 2009
7601645 Methods for fabricating device features having small dimensions Oct. 13, 2009
7601644 Method for manufacturing silicon wafers Oct. 13, 2009
7601643 Arrangement and method for fabricating a semiconductor wafer Oct. 13, 2009
7601640 Method of manfacturing semiconductor device Oct. 13, 2009
7601615 Method of grinding back surface of semiconductor wafer and semiconductor wafer grinding apparatus Oct. 13, 2009
7601273 Polishing slurry composition and method of using the same Oct. 13, 2009
7598175 Apparatus and method for confined area planarization Oct. 6, 2009
7598098 Monitoring the reduction in thickness as material is removed from a wafer composite and test structure for monitoring removal of material Oct. 6, 2009
7597729 Polishing composition and polishing method using the same Oct. 6, 2009
7589052 Slurry composition and method for chemical mechanical polishing of copper integrated with tungsten based barrier metals Sep. 15, 2009
7589023 Method of manufacturing semiconductor wafer Sep. 15, 2009
7585772 Process for smoothening III-N substrates Sep. 8, 2009
7585341 Polishing material comprising diamond clusters Sep. 8, 2009
7582565 Method and apparatus for semiconductor wafer planarization Sep. 1, 2009
7582564 Process and composition for conductive material removal by electrochemical mechanical polishing Sep. 1, 2009
7582556 Circuitry component and method for forming the same Sep. 1, 2009
7582221 Wafer manufacturing method, polishing apparatus, and wafer Sep. 1, 2009
7582127 Polishing composition for a tungsten-containing substrate Sep. 1, 2009
7579279 Method to passivate conductive surfaces during semiconductor processing Aug. 25, 2009
7575615 Process for preparing a polishing composition Aug. 18, 2009
7566663 Method for manufacturing semiconductor device or semiconductor wafer using a chucking unit Jul. 28, 2009
7563717 Method for fabricating a semiconductor device Jul. 21, 2009
7563383 CMP composition with a polymer additive for polishing noble metals Jul. 21, 2009
7562662 Cleaning solution and cleaning method of a semiconductor device Jul. 21, 2009
7560384 Chemical mechanical polishing method Jul. 14, 2009
7557041 Apparatus and method for supplying chemicals Jul. 7, 2009
7556972 Detection and characterization of SiCOH-based dielectric materials during device fabrication Jul. 7, 2009
7554199 Substrate for evaluation Jun. 30, 2009
7553768 Substrate and a method for polishing a substrate Jun. 30, 2009
7553763 Salicide process utilizing a cluster ion implantation process Jun. 30, 2009
7553677 Method for manufacturing ferroelectric memory Jun. 30, 2009
7553430 Polishing slurries and methods for chemical mechanical polishing Jun. 30, 2009
RE40790 Method for making electrical contact with an active area through sub-micron contact openings and a semiconductor device Jun. 23, 2009
7550388 Polishing composition and polishing method Jun. 23, 2009
7550092 Chemical mechanical polishing composition Jun. 23, 2009
7550020 Chemical mechanical polishing aqueous dispersion and chemical mechanical polishing method Jun. 23, 2009
7544618 Two-step chemical mechanical polishing process Jun. 9, 2009
7544606 Method to implement stress free polishing Jun. 9, 2009
7544307 Metal polishing liquid and polishing method using it Jun. 9, 2009
7541287 Method for machining a semiconductor wafer on both sides in a carrier, carrier, and a semiconductor wafer produced by the method Jun. 2, 2009
7540080 Method for mounting component by suction nozzle Jun. 2, 2009
7538035 Lapping of gold pads in a liquid medium for work hardening the surface of the pads May. 26, 2009
7538028 Barrier layer, IC via, and IC line forming methods May. 26, 2009
7537833 Pyrogenically produced silicon dioxide powder and dispersion thereof May. 26, 2009



 
 
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