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Class Information
Number: 420/560
Name: Alloys or metallic compositions > Tin base > Copper containing
Description: Alloy, or metallic composition which additionally contains copper.










Sub-classes under this class:

Class Number Class Name Patents
420/561 Antimony, or bismuth containing 87


Patents under this class:
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Patent Number Title Of Patent Date Issued
8691143 Lead-free solder alloy Apr. 8, 2014
8673490 High energy lithium ion batteries with particular negative electrode compositions Mar. 18, 2014
8641964 Solder alloy Feb. 4, 2014
8562906 Lead-free solder alloy, solder ball and electronic member, and lead-free solder alloy, solder ball and electronic member for automobile-mounted electronic member Oct. 22, 2013
8530058 Oxidation resistant Pb-free solder alloys Sep. 10, 2013
8496873 Alloy nanoparticles of SN-CU-AG, preparation method thereof and ink or paste using the alloy nanoparticles Jul. 30, 2013
8411455 Mounting structure and motor Apr. 2, 2013
8221560 Lead free solder alloy Jul. 17, 2012
8216395 Lead-free solder alloy Jul. 10, 2012
8083832 Paste for forming an interconnect and interconnect formed from the paste Dec. 27, 2011
7879455 High-temperature solder, high-temperature solder paste and power semiconductor using same Feb. 1, 2011
7829199 Solder, and mounted components using the same Nov. 9, 2010
7754343 Ternary alloy column grid array Jul. 13, 2010
7750475 Lead-free solder ball Jul. 6, 2010
7749340 Technique for increasing the compliance of lead-free solders containing silver Jul. 6, 2010
7749336 Technique for increasing the compliance of tin-indium solders Jul. 6, 2010
7682468 Lead-free solder alloy Mar. 23, 2010
7628308 Method of replenishing an oxidation suppressing element in a solder bath Dec. 8, 2009
7528489 Semiconductor apparatus and manufacturing method May. 5, 2009
7488445 Lead-free solder and soldered article Feb. 10, 2009
7472817 Solders Jan. 6, 2009
7472927 Tubular member having an anti-galling coating Jan. 6, 2009
7425299 Lead-free solder balls and method for the production thereof Sep. 16, 2008
7422721 Lead-free solder and soldered article Sep. 9, 2008
7338567 Lead-free solder alloy Mar. 4, 2008
7335269 Pb-free solder alloy compositions comprising essentially Tin(Sn), Silver(Ag), Copper(Cu), and Phosphorus(P) Feb. 26, 2008
7250135 Pb-free solder alloy Jul. 31, 2007
7179417 Sn--Zn lead-free solder alloy, its mixture, and soldered bond Feb. 20, 2007
7175805 Tin-zinc lead-free solder, its mixture, and solder-joined part Feb. 13, 2007
7172726 Lead-free solder Feb. 6, 2007
7148426 Lead-free solder, and connection lead and electrical component using said lead-free solder Dec. 12, 2006
7138086 Soldering alloy Nov. 21, 2006
7029542 Lead-free solder alloy Apr. 18, 2006
7022282 Lead-free solder and soldered article Apr. 4, 2006
7005745 Method and structure to reduce risk of gold embrittlement in solder joints Feb. 28, 2006
7005106 Lead-free solder alloy and electronic components using it Feb. 28, 2006
6936219 Lead-free alloy Aug. 30, 2005
6843862 Solders Jan. 18, 2005
6837947 Lead-free solder Jan. 4, 2005
6805974 Lead-free tin-silver-copper alloy solder composition Oct. 19, 2004
6774490 Electronic device Aug. 10, 2004
6702176 Solder, method for processing surface of printed wiring board, and method for mounting electronic part Mar. 9, 2004
6692691 Pb-free soldering alloy Feb. 17, 2004
6689488 Lead-free solder and solder joint Feb. 10, 2004
6687324 Coated metal articles Feb. 3, 2004
6669077 High-strength solder joint Dec. 30, 2003
6660226 Lead free solder and soldered article Dec. 9, 2003
6555052 Electron device and semiconductor device Apr. 29, 2003
6440360 Pb-free soldering alloy Aug. 27, 2002
6371361 Soldering alloy, cream solder and soldering method Apr. 16, 2002

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