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Class Information
Number: 420/557
Name: Alloys or metallic compositions > Tin base
Description: Alloy, or metallic composition which contains over 50 percent of tin by weight.










Sub-classes under this class:

Class Number Class Name Patents
420/562 Antimony, or bismuth containing 102
420/560 Copper containing 99
420/558 Lead containing 27


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8641964 Solder alloy Feb. 4, 2014
8541336 Metal-carbon compositions Sep. 24, 2013
8501088 Solder alloy, solder ball and electronic member having solder bump Aug. 6, 2013
8496873 Alloy nanoparticles of SN-CU-AG, preparation method thereof and ink or paste using the alloy nanoparticles Jul. 30, 2013
8491774 Whisker free tin plated layer Jul. 23, 2013
8398768 Methods of making an article of semiconducting material on a mold comprising semiconducting material Mar. 19, 2013
8197612 Optimization of metallurgical properties of a solder joint Jun. 12, 2012
8128868 Grain refinement by precipitate formation in PB-free alloys of tin Mar. 6, 2012
8110167 Nanowire synthesis from vapor and solid sources Feb. 7, 2012
8062585 Mercury releasing method Nov. 22, 2011
7964492 Semiconductor device and automotive AC generator Jun. 21, 2011
7901782 Solder alloy and glass bonded body using the same Mar. 8, 2011
7806994 Electronic package formed using low-temperature active solder including indium, bismuth, and/or cadmium Oct. 5, 2010
7803314 Non-toxic shot formulation and method of making Sep. 28, 2010
7754343 Ternary alloy column grid array Jul. 13, 2010
7750475 Lead-free solder ball Jul. 6, 2010
7681777 Solder paste and printed circuit board Mar. 23, 2010
7644855 Brazing filler metal, assembly method for semiconductor device using same, and semiconductor device Jan. 12, 2010
7537728 Method for increasing the effectiveness of a component of a material May. 26, 2009
7472817 Solders Jan. 6, 2009
7282175 Lead-free solder Oct. 16, 2007
7220493 Lead-free solder, and a lead-free joint May. 22, 2007
7175804 Sn-Zn lead-free solder alloy, and solder junction portion Feb. 13, 2007
7169328 Multiphase nanocomposite material and method for its manufacture Jan. 30, 2007
7070736 Sn-Zn lead-free solder alloy and soldered bond Jul. 4, 2006
7048813 Foil-form soldering metal and method for processing the same May. 23, 2006
7037559 Immersion plating and plated structures May. 2, 2006
7022282 Lead-free solder and soldered article Apr. 4, 2006
6936219 Lead-free alloy Aug. 30, 2005
6926849 Solder paste Aug. 9, 2005
6921497 Composition of matter tailoring: system I Jul. 26, 2005
6893512 Solder alloy and soldered bond May. 17, 2005
6853077 Semiconductor device, semiconductor packaging method, assembly and method for fabricating the same Feb. 8, 2005
6837947 Lead-free solder Jan. 4, 2005
6835332 PROCESS FOR PRODUCING AN ELECTRODE MATERIAL FOR A RECHARGEABLE LITHIUM BATTERY, AN ELECTRODE STRUCTURAL BODY FOR A RECHARGEABLE LITHIUM BATTERY, PROCESS FOR PRODUCING SAID ELECTRODE STRUCTURAL Dec. 28, 2004
6824039 Lead free tin based solder composition Nov. 30, 2004
6815066 Composite material containing tungsten, tin and organic additive Nov. 9, 2004
6805974 Lead-free tin-silver-copper alloy solder composition Oct. 19, 2004
6783057 Anti-tombstoning solder alloys for surface mount applications Aug. 31, 2004
6692691 Pb-free soldering alloy Feb. 17, 2004
6689488 Lead-free solder and solder joint Feb. 10, 2004
6673310 Solder material, device using the same and manufacturing process thereof Jan. 6, 2004
6659329 Soldering alloy Dec. 9, 2003
6656422 Die-bonding solder materials Dec. 2, 2003
6648210 Lead-free solder alloy powder paste use in PCB production Nov. 18, 2003
6649127 Lead-free solder material having good wettability Nov. 18, 2003
6548187 Sn based alloy containing Sn--Ti compound, and precursor of Nb3SN superconducting wire Apr. 15, 2003
6503338 Lead-free solder alloys Jan. 7, 2003
6439124 Lead-free tin projectile Aug. 27, 2002
6371361 Soldering alloy, cream solder and soldering method Apr. 16, 2002

1 2 3










 
 
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