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Class Information
Number: 148/432
Name: Metal treatment > Stock > Copper base
Description: Stock material which contains over 50 percent of copper by weight.










Sub-classes under this class:

Class Number Class Name Patents
148/436 Aluminum containing 62
148/435 Nickel containing 118
148/433 Tin containing 160
148/434 Zinc containing 127


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8603390 Copper-phosphorus-strontium brazing alloy Dec. 10, 2013
8557015 Cr-Cu alloy, method for producing the same, heat-release plate for semiconductor, and heat-release component for semiconductor Oct. 15, 2013
8500928 Sputter targets and methods of forming same by rotary axial forging Aug. 6, 2013
8444779 Cu--Ni--Si--Co copper alloy for electronic materials and method for manufacturing same May. 21, 2013
8293033 Rolled copper foil Oct. 23, 2012
8216438 Copper anode or phosphorous-containing copper anode, method of electroplating copper on semiconductor wafer, and semiconductor wafer with low particle adhesion Jul. 10, 2012
8192596 Ultrahigh-purity copper and process for producing the same Jun. 5, 2012
8147624 Electrode Apr. 3, 2012
7959830 Articles comprising high-electrical-conductivity nanocomposite material and method for fabricating same Jun. 14, 2011
7955448 Alloy for heat dissipation of semiconductor device and semiconductor module, and method of manufacturing alloy Jun. 7, 2011
7943033 Electrolytic copper plating method, pure copper anode for electrolytic copper plating, and semiconductor wafer having low particle adhesion plated with said method and anode May. 17, 2011
7883588 Pb-free bearing used for fuel-injection pump Feb. 8, 2011
7819992 Copper alloy water supply member Oct. 26, 2010
7789977 Rolled copper foil and manufacturing method thereof Sep. 7, 2010
7744705 Group I-III-VI quaternary or higher alloy semiconductor films Jun. 29, 2010
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7645522 Copper bonding or superfine wire with improved bonding and corrosion properties Jan. 12, 2010
7600315 Method of manufacturing printed circuit board Oct. 13, 2009
7510615 Age-hardening copper alloy as material for producing casting molds Mar. 31, 2009
7507304 Copper alloy sputtering target and semiconductor element wiring Mar. 24, 2009
7422994 Platinum-copper-tungsten fuel cell catalyst Sep. 9, 2008
7404866 Sliding member and method for manufacture thereof Jul. 29, 2008
7393586 Highly oxidation-resistant copper powder for conductive paste and process for producing the powder Jul. 1, 2008
7338631 Copper alloy and method of manufacturing the same Mar. 4, 2008
7261760 Member having separation structure and method for manufacture thereof Aug. 28, 2007
6949150 Connector copper alloys and a process for producing the same Sep. 27, 2005
6946039 Physical vapor deposition targets, and methods of fabricating metallic materials Sep. 20, 2005
6929726 Sputtering target, Al interconnection film, and electronic component Aug. 16, 2005
6926779 Lead-free copper-based coatings with bismuth for swashplate compressors Aug. 9, 2005
6908691 Metal strip for epitaxial coatings and method for the production thereof Jun. 21, 2005
6896748 Ultrafine-grain-copper-base sputter targets May. 24, 2005
6881281 High-strength, high conductivity copper alloy excellent in fatigue and intermediate temperature properties Apr. 19, 2005
6858102 Copper-containing sputtering targets, and methods of forming copper-containing sputtering targets Feb. 22, 2005
6800151 Method of modifying properties of high-strength, high-conductivity Cu-Ag alloy plate, and method of producing high-strength, high conductivity Cu-Ag alloy plate Oct. 5, 2004
6797079 Physical vapor deposition target Sep. 28, 2004
6790297 Retainer Sep. 14, 2004
6783611 Phosphorized copper anode for electroplating Aug. 31, 2004
6758920 Conductive integrated circuit metal alloy interconnections, electroplating anodes; metal alloys for use as a conductive interconnection in an integrated circuit; and physical vapor deposition Jul. 6, 2004
6749699 Silver containing copper alloy Jun. 15, 2004
6736947 Sputtering target, A1 interconnection film, and electronic component May. 18, 2004
6722002 Method of producing Ti brazing strips or foils Apr. 20, 2004
6716541 Material for a metal strip Apr. 6, 2004
6699337 Copper-base alloys having improved punching properties on press and a process for producing them Mar. 2, 2004
6679955 Copper base alloy casting, and methods for producing casting and forging employing copper base alloy casting Jan. 20, 2004
6677527 Connection member Jan. 13, 2004
6652675 Copper alloy sliding material Nov. 25, 2003
6645352 Optical data storage disk Nov. 11, 2003
6645427 Copper sputtering target assembly and method of making same Nov. 11, 2003
6638374 Device produced by a process of controlling grain growth in metal films Oct. 28, 2003
6585833 Crimpable electrical connector Jul. 1, 2003

1 2 3










 
 
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