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Class Information
Number: 420/497
Name: Alloys or metallic compositions > Copper base > Noble metal containing
Description: Alloy, or metallic composition additionally containing at least one of the metals ruthenium, rhodium, palladium, osmium, iridium, platinum, silver, or gold.










Patents under this class:

Patent Number Title Of Patent Date Issued
8293033 Rolled copper foil Oct. 23, 2012
8192596 Ultrahigh-purity copper and process for producing the same Jun. 5, 2012
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7662740 Platinum-chromium-copper/nickel fuel cell catalyst Feb. 16, 2010
7422994 Platinum-copper-tungsten fuel cell catalyst Sep. 9, 2008
7214644 Cross-coupling reactions May. 8, 2007
6921497 Composition of matter tailoring: system I Jul. 26, 2005
6858102 Copper-containing sputtering targets, and methods of forming copper-containing sputtering targets Feb. 22, 2005
6716541 Material for a metal strip Apr. 6, 2004
6679955 Copper base alloy casting, and methods for producing casting and forging employing copper base alloy casting Jan. 20, 2004
6645427 Copper sputtering target assembly and method of making same Nov. 11, 2003
6645352 Optical data storage disk Nov. 11, 2003
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
6197433 Rolled copper foil for flexible printed circuit and method of manufacturing the same Mar. 6, 2001
6187071 Bond for abrasive tool Feb. 13, 2001
6024896 Contacts material Feb. 15, 2000
6025081 Copper-based bearing material and sliding bearing for internal combustion engines Feb. 15, 2000
5916520 Brazing fillers for sealing vacuum-tight vessels, vacuum-tight vessels and method for manufacturing vacuum-tight vessels Jun. 29, 1999
5851957 Oxide superconductor precursors Dec. 22, 1998
5458702 Alloy powder, dispersion-type conductor using the same Oct. 17, 1995
5391242 High-strength and high-conductivity copper alloy sheet Feb. 21, 1995
5340529 Gold jewelry alloy Aug. 23, 1994
5290371 Dental alloy and restoration made therewith Mar. 1, 1994
5246512 Contact for a vacuum interrupter Sep. 21, 1993
5242511 Copper alloy compositions Sep. 7, 1993
5149362 Contact forming material for a vacuum interrupter Sep. 22, 1992
5077005 High-conductivity copper alloys with excellent workability and heat resistance Dec. 31, 1991
5066456 Phosphorous copper based alloy with tin and antimony Nov. 19, 1991
5045281 Contact forming material for a vacuum interrupter Sep. 3, 1991
5032358 Resistance welding electrode of chalcogene bearing copper alloy Jul. 16, 1991
5004520 Method of manufacturing film carrier Apr. 2, 1991
5000779 Palladium based powder-metal alloys and method for making same Mar. 19, 1991
4792369 Copper wires used for transmitting sounds or images Dec. 20, 1988
4721539 Large single crystal quaternary alloys of IB-IIIA-SE.sub.2 and methods of synthesizing the same Jan. 26, 1988
4678720 Silver-copper-titanium brazing alloy Jul. 7, 1987
4678636 Ductile brazing alloy containing reactive metals and precious metals Jul. 7, 1987
4624833 Liquid metal ion source and apparatus Nov. 25, 1986
4623513 Ductile low temperature brazing alloy Nov. 18, 1986
4606978 Ductile brazing alloy foil containing reactive metals and precious metals Aug. 19, 1986
4603090 Ductile titanium-indium-copper brazing alloy Jul. 29, 1986
4517033 Contact material for vacuum circuit breaker May. 14, 1985
4477320 Method of preparing electrolytic manganese dioxide Oct. 16, 1984
4406859 Anticorrosion copper alloys Sep. 27, 1983
4182628 Partially amorphous silver-copper-indium brazing foil Jan. 8, 1980
4135923 Extraction of metals Jan. 23, 1979
4093453 Method of making an ordered alloy Jun. 6, 1978











 
 
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