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Class Information
Number: 420/501
Name: Alloys or metallic compositions > Silver base
Description: Alloy, or metallic composition which contains over 50 percent of silver by weight.

Sub-classes under this class:

Class Number Class Name Patents
420/502 Copper containing 82
420/505 Other noble metal containing 39
420/506 Zinc, or cadmium containing 18

Patents under this class:
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Patent Number Title Of Patent Date Issued
8668787 Silver alloy, sputtering target material thereof, and thin film thereof Mar. 11, 2014
8623242 Particulate nanoparticles and nanowires of silver and method for large scale producing the same Jan. 7, 2014
8501087 Au-base bulk solidifying amorphous alloys Aug. 6, 2013
8459529 Production method of composite silver nanoparticle Jun. 11, 2013
8421247 Connecting material having metallic particles of an oxygen state ratio and size and semiconductor device having the connecting material Apr. 16, 2013
8367266 Catalyst layer Feb. 5, 2013
8348134 Composite silver nanoparticle, composite silver nanopaste, bonding method and patterning method Jan. 8, 2013
8178174 Ag base alloy thin film and sputtering target for forming Ag base alloy thin film May. 15, 2012
8029917 Coated articles Oct. 4, 2011
7959855 White precious metal alloy Jun. 14, 2011
7767041 Ag-Bi-base alloy sputtering target, and method for producing the same Aug. 3, 2010
7744834 Method for manufacturing metal nanoparticles Jun. 29, 2010
7575714 Silver alloy excellent in reflectance maintenance property and method for producing an optical recording medium Aug. 18, 2009
7566417 Ag base alloy thin film and sputtering target for forming Ag base alloy thin film Jul. 28, 2009
7556189 Lead-free bonding systems Jul. 7, 2009
7514037 AG base alloy thin film and sputtering target for forming AG base alloy thin film Apr. 7, 2009
7413618 Silver alloy for reflective film Aug. 19, 2008
7396424 Method of manufacturing a hard precious metal alloy member Jul. 8, 2008
7189292 Self-encapsulated silver alloys for interconnects Mar. 13, 2007
6913657 Hard precious metal alloy member and method of manufacturing same Jul. 5, 2005
6791045 Shielded-type automotive relay controlling a magnet clutch load of a vehicle air-conditioner Sep. 14, 2004
6746551 Make break contact material comprising ag-ni based alloy having ni metal particles dispersed and relay using the same Jun. 8, 2004
6627149 High-purity silver wires for use in recording, acoustic or image transmission applications Sep. 30, 2003
6506267 Personal ornament and silver alloy for personal ornament Jan. 14, 2003
6413649 Silver-copper-nickel infiltration brazing filler metal and composites made therefrom Jul. 2, 2002
6399019 Brazing material for use in joining a metal plate to a ceramic substrate Jun. 4, 2002
6319617 Oxide-bondable solder Nov. 20, 2001
6306516 Article comprising oxide-bondable solder Oct. 23, 2001
6210547 Enhanced solder surface and process for chemically and mechanically enhancing solder surface properties Apr. 3, 2001
6139652 Tarnish-resistant hardenable fine silver alloys Oct. 31, 2000
5967860 Electroplated Ag-Ni-C electrical contacts Oct. 19, 1999
5957828 Silver sol, preparation thereof, coating material for forming transparent conductive film and transparent conductive film Sep. 28, 1999
5882441 Silver colored alloy with low percentage copper Mar. 16, 1999
5858125 Magnetoresistive materials Jan. 12, 1999
5808213 Silver-iron material for electrical switching contacts (II) Sep. 15, 1998
5749940 Method for producing high grade reduced silver May. 12, 1998
5728194 Silver-iron material for electrical switching contacts (III) Mar. 17, 1998
5578177 Method of manufacturing fully annealed metal anodes Nov. 26, 1996
5451272 Silver-oxide electric contact material for use in switches for high current Sep. 19, 1995
5425819 Magnetoresistive material Jun. 20, 1995
5422065 Silver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this material Jun. 6, 1995
5288430 Conductive pastes Feb. 22, 1994
5246480 Sintered contact material based on silver for use in power engineering switch-gear, in particular for contact pieces in low-voltage switches Sep. 21, 1993
5171643 Electric contact material and electric contact using said material Dec. 15, 1992
5149498 Method of producing tarnish-resistant and oxidation-resistant alloys using Zr and B Sep. 22, 1992
5147728 Ag-SnO.sub.2 electrical contact materials Sep. 15, 1992
5098655 Electrical contact alloy Mar. 24, 1992
5078810 Method of making Ag-SnO contact materials by high pressure internal oxidation Jan. 7, 1992
5069190 Fuel treatment methods, compositions and devices Dec. 3, 1991
5023144 Silver alloy foil for interconnector for solar cell Jun. 11, 1991

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