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Class Information
Number: 420/490
Name: Alloys or metallic compositions > Copper base > Silicon containing
Description: Alloy, or metallic composition which additionally contains silicon.

Patents under this class:

Patent Number Title Of Patent Date Issued
8673490 High energy lithium ion batteries with particular negative electrode compositions Mar. 18, 2014
8641838 Copper alloy sheet material and method of producing the same Feb. 4, 2014
8293033 Rolled copper foil Oct. 23, 2012
7815756 Build-up wear-resistant copper-based alloy Oct. 19, 2010
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7220494 Metal dusting resistant product May. 22, 2007
7186370 Copper-base alloy and its use Mar. 6, 2007
6749699 Silver containing copper alloy Jun. 15, 2004
6716541 Material for a metal strip Apr. 6, 2004
6440854 Anti-agglomeration of copper seed layers in integrated circuit metalization Aug. 27, 2002
6413649 Silver-copper-nickel infiltration brazing filler metal and composites made therefrom Jul. 2, 2002
6391163 Method of enhancing hardness of sputter deposited copper films May. 21, 2002
5997810 High-strength copper based alloy free from smutting during pretreatment for plating Dec. 7, 1999
5955176 Integrated suspension using a high strength conductive material Sep. 21, 1999
5911949 Abrasion resistant copper alloy Jun. 15, 1999
5705125 Wire for electric railways Jan. 6, 1998
5516484 Copper-nickel-tin based alloy May. 14, 1996
5441696 Copper-nickel based alloy Aug. 15, 1995
5296057 High abrasion resistant aluminum bronze alloy, and sliding members using same Mar. 22, 1994
5286444 Copper bearing alloy Feb. 15, 1994
5246509 Copper base alloy superior in resistances to seizure, wear and corrosion suitable for use as material of sliding member Sep. 21, 1993
5215711 Age-hardening type special Cu alloy Jun. 1, 1993
5188799 Wear-resistant copper-base alloy Feb. 23, 1993
5132083 Laser padding material and a laser padding method using the same Jul. 21, 1992
5024815 Copper alloy with phosphorus and iron Jun. 18, 1991
5004520 Method of manufacturing film carrier Apr. 2, 1991
4971758 Copper-based alloy connector for electrical devices Nov. 20, 1990
4886641 Electrical contact spring material made of copper base alloy of high strength and toughness with reduced anisotropy in characteristics Dec. 12, 1989
4853184 Contact material for vacuum interrupter Aug. 1, 1989
4810468 Copper-chromium-titanium-silicon-alloy Mar. 7, 1989
4791036 Anode conductor for alkaline cells Dec. 13, 1988
4751049 Connector and alloy Jun. 14, 1988
4732874 Removing metal precipitates from semiconductor devices Mar. 22, 1988
4678637 Copper-chromium-titanium-silicon alloy and application thereof Jul. 7, 1987
4642146 Alpha copper base alloy adapted to be formed as a semi-solid metal slurry Feb. 10, 1987
4624833 Liquid metal ion source and apparatus Nov. 25, 1986
4612166 Copper-silicon-tin alloys having improved cleanability Sep. 16, 1986
4594221 Multipurpose copper alloys with moderate conductivity and high strength Jun. 10, 1986
4587097 Homogeneous low melting temperature brazing filler metal for joining ferrous and non-ferrous alloys May. 6, 1986
4517157 Copper based brazing alloy May. 14, 1985
4465511 Making niobium intermetallic compounds Aug. 14, 1984
4416853 Cu-Ag base alloy brazing filler material Nov. 22, 1983
4366117 Copper alloy for use as lead material for semiconductor devices Dec. 28, 1982
4244679 Swash-plate-type compressor for air-conditioning vehicles Jan. 13, 1981
4135923 Extraction of metals Jan. 23, 1979
4072513 Copper base alloys with high strength and high electrical conductivity Feb. 7, 1978
3977869 Indium-containing, low silver copper-base filler metal Aug. 31, 1976

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