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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 865


Patents under this class:
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Patent Number Title Of Patent Date Issued
6831014 Method of manufacturing a semiconductor apparatus using chemical mechanical polishing Dec. 14, 2004
6831015 Fabrication method of semiconductor device and abrasive liquid used therein Dec. 14, 2004
6831016 Method to prevent electrical shorts between adjacent metal lines Dec. 14, 2004
6831047 Cleaning composition useful in semiconductor integrated circuit fabrication Dec. 14, 2004
6831307 Semiconductor mounting system Dec. 14, 2004
6827752 Cerium oxide slurry, and method of manufacturing substrate Dec. 7, 2004
6828208 Method of fabricating shallow trench isolation structure Dec. 7, 2004
6828210 Method of forming a device isolation trench in an integrated circuit device Dec. 7, 2004
6828226 Removal of SiON residue after CMP Dec. 7, 2004
6825093 Process window enhancement for deep trench spacer conservation Nov. 30, 2004
6825116 Method for removing structures Nov. 30, 2004
6825117 High PH slurry for chemical mechanical polishing of copper Nov. 30, 2004
6825118 Method of manufacturing semiconductor device having trench element-isolating structure Nov. 30, 2004
6825119 Method of piping defect detection Nov. 30, 2004
6821794 Flexible snapshot in endpoint detection Nov. 23, 2004
6821881 Method for chemical mechanical polishing of semiconductor substrates Nov. 23, 2004
6821894 CMP process Nov. 23, 2004
6821895 Dynamically adjustable slurry feed arm for wafer edge profile improvement in CMP Nov. 23, 2004
6821896 Method to eliminate via poison effect Nov. 23, 2004
6821897 Method for copper CMP using polymeric complexing agents Nov. 23, 2004
6818030 Process for producing abrasive particles and abrasive particles produced by the process Nov. 16, 2004
6818031 Polishing composition Nov. 16, 2004
6818507 Method of manufacturing semiconductor device including memory region and logic circuit region Nov. 16, 2004
6818526 Method for moat nitride pull back for shallow trench isolation Nov. 16, 2004
6814766 Polishing composition and polishing method employing it Nov. 9, 2004
6815348 Method of plugging through-holes in silicon substrate Nov. 9, 2004
6815353 Multi-layer film stack polish stop Nov. 9, 2004
6815354 Method and structure for thru-mask contact electrodeposition Nov. 9, 2004
6812544 Integrated circuit having oversized components Nov. 2, 2004
6809004 Method of forming a shallow trench isolation Oct. 26, 2004
6809031 Method for manufacturing a reclaimable test pattern wafer for CMP applications Oct. 26, 2004
6809032 Method and apparatus for detecting the endpoint of a chemical-mechanical polishing operation using optical techniques Oct. 26, 2004
6805812 Phosphono compound-containing polishing composition and method of using same Oct. 19, 2004
6806193 CMP in-situ conditioning with pad and retaining ring clean Oct. 19, 2004
6806199 Method for manufacturing silicon mirror wafer, silicon mirror wafer, and heat treatment furnace Oct. 19, 2004
6803315 Method for blocking implants from the gate of an electronic device via planarizing films Oct. 12, 2004
6803316 Method of planarizing by removing all or part of an oxidizable material layer from a semiconductor substrate Oct. 12, 2004
6803353 Copper chemical mechanical polishing solutions using sulfonated amphiprotic agents Oct. 12, 2004
6800556 Polishing method using ceria slurry, and method of manufacturing semiconductor device Oct. 5, 2004
6800557 Process for manufacturing semiconductor integrated circuit device Oct. 5, 2004
6797190 Wafer carrier assembly for a chemical mechanical polishing apparatus and a polishing method using the same Sep. 28, 2004
6797623 Methods of producing and polishing semiconductor device and polishing apparatus Sep. 28, 2004
6797624 Solution for ruthenium chemical mechanical planarization Sep. 28, 2004
6797625 Method of forming a protective step on the edge of a semiconductor wafer Sep. 28, 2004
6797626 Method of polishing copper layer of substrate Sep. 28, 2004
6797632 Bonded wafer producing method and bonded wafer Sep. 28, 2004
6797682 Resist stripper Sep. 28, 2004
6793837 Process for material-removing machining of both sides of semiconductor wafers Sep. 21, 2004
6794206 Method of polishing a film Sep. 21, 2004
6794263 Method of manufacturing a semiconductor device including alignment mark Sep. 21, 2004

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