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Class Information
Number: 216/102
Name: Etching a substrate: processes > Nongaseous phase etching of substrate > Etching inorganic substrate > Substrate contains elemental metal, alloy thereof, or metal compound > Metal is elemental aluminum, an alloy, or compound thereof
Description: Process wherein the substrate etched contains elemental aluminum, its alloys, or a compound thereof.










Sub-classes under this class:

Class Number Class Name Patents
216/103 Etchant contains acid 223


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8658053 Etching composition for metal material and method for manufacturing semiconductor device by using same Feb. 25, 2014
8618000 Selective wet etching of hafnium aluminum oxide films Dec. 31, 2013
8591756 Method of manufacturing a metallized ceramic substrate Nov. 26, 2013
8557137 Polishing composition for nickel phosphorous memory disks Oct. 15, 2013
8545708 Mold and manufacturing method therefor Oct. 1, 2013
8535507 Electrochemical drilling system and process for improving electrical porosity of etched anode foil Sep. 17, 2013
8506836 Methods for manufacturing components from articles formed by additive-manufacturing processes Aug. 13, 2013
8491809 Process for production of aluminum wheel Jul. 23, 2013
8449784 Method for securing a sheath to a blade May. 28, 2013
RE44165 System and method for providing secure identification solutions utilizing a radio frequency device in a non-metallized region connected to a metallized region Apr. 23, 2013
8409455 Methods and devices for ultra smooth substrate for use in thin film solar cell manufacturing Apr. 2, 2013
8389418 Solution for the selective removal of metal from aluminum substrates Mar. 5, 2013
8377316 Structure and method for creating surface texture of compliant coatings on piezo ink jet imaging drums Feb. 19, 2013
8343373 Method of aligning nanotubes and wires with an etched feature Jan. 1, 2013
8338073 Lithographic printing plate support, method of manufacturing the same, and presensitized plate Dec. 25, 2012
8313635 Bare aluminum baffles for resist stripping chambers Nov. 20, 2012
8283258 Selective wet etching of hafnium aluminum oxide films Oct. 9, 2012
8282841 Printed circuit board and manufacturing method thereof Oct. 9, 2012
8226841 Polishing composition for nickel-phosphorous memory disks Jul. 24, 2012
RE43488 System and method for providing secure identification solutions utilizing a radio frequency device in a non-metallized region connected to a metallized region Jun. 26, 2012
8183156 Method of etching a material surface May. 22, 2012
8133538 Method of producing mold having uneven structure Mar. 13, 2012
8092698 Methods of forming semiconductor devices formed by processes including the use of specific etchant solutions Jan. 10, 2012
8076778 Method for preventing Al-Cu bottom damage using TiN liner Dec. 13, 2011
8021491 Method for selectively removing coatings from metal substrates Sep. 20, 2011
8007676 Slurry compositions, methods of preparing slurry compositions, and methods of polishing an object using slurry compositions Aug. 30, 2011
7955521 Etchant and method for fabricating a thin film transistor substrate including conductive wires using the etchant and the resulting structure Jun. 7, 2011
7947188 Method for manufacturing CPP-type magnetoresistance effect element May. 24, 2011
7935265 Ceramic substrate material, method for the production and use thereof, and antenna or antenna array May. 3, 2011
7887736 Superhydrophobic polymer fabrication Feb. 15, 2011
7767107 Process for producing aluminum electrode foil for capacitor and aluminum foil for etching Aug. 3, 2010
7759253 Method and material for forming a double exposure lithography pattern Jul. 20, 2010
7699901 Alumina-film-polishing composition and chemical mechanical polishing method using the same Apr. 20, 2010
7662301 Method of making a free standing structure Feb. 16, 2010
7605091 Etchant for conductive materials and method of manufacturing a thin film transistor array panel using the same Oct. 20, 2009
7597819 Redox buffered hydrofluoric acid etchant for the reduction of galvanic attack during release etching of MEMS devices having noble material films Oct. 6, 2009
7578889 Methodology for cleaning of surface metal contamination from electrode assemblies Aug. 25, 2009
7575693 Method of aligning nanotubes and wires with an etched feature Aug. 18, 2009
7575694 Method of selectively stripping a metallic coating Aug. 18, 2009
7384570 Anodized aluminum etching process and related apparatus Jun. 10, 2008
7306637 Anionic abrasive particles treated with positively charged polyelectrolytes for CMP Dec. 11, 2007
7291283 Combined wet etching method for stacked films and wet etching system used for same Nov. 6, 2007
7288203 Process for producing structure, process for producing magnetic recording medium, and process for producing molded product Oct. 30, 2007
7279424 Method for fabricating thin film magnetic heads using CMP with polishing stop layer Oct. 9, 2007
7264740 Process for increasing strength, flexibility and fatigue life of metals Sep. 4, 2007
7247256 CMP slurry for forming aluminum film, CMP method using the slurry, and method for forming aluminum wiring using the CMP method Jul. 24, 2007
7247227 Buffer layer in flat panel display Jul. 24, 2007
7232528 Surface treatment agent for copper and copper alloy Jun. 19, 2007
7169315 Method of producing an aluminium surface with a high total reflectance Jan. 30, 2007
7159298 Method for the formation of RF antennas by demetallizing Jan. 9, 2007

1 2 3 4 5










 
 
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