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Class Information
Number: 420/508
Name: Alloys or metallic compositions > Gold base > Palladium containing
Description: Alloy, or metallic composition which additionally contains palladium.










Sub-classes under this class:

Class Number Class Name Patents
420/509 Platinum containing 31


Patents under this class:
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Patent Number Title Of Patent Date Issued
8501087 Au-base bulk solidifying amorphous alloys Aug. 6, 2013
8367266 Catalyst layer Feb. 5, 2013
8022541 Au-Ag based alloy wire for semiconductor package Sep. 20, 2011
7857189 Gold alloy wire for bonding wire having high initial bondability, high bonding reliability, high roundness of compression ball, high straightness, and high resin flowability resistance Dec. 28, 2010
7135078 Nickel-free white gold alloy compositions with reversible hardness characteristics Nov. 14, 2006
6991854 Gold alloy bonding wire for semiconductor device Jan. 31, 2006
6913657 Hard precious metal alloy member and method of manufacturing same Jul. 5, 2005
6913656 High gold alloy for porcelain fused to metal dental restorations Jul. 5, 2005
6787102 Nickel-free grey gold alloy Sep. 7, 2004
6413649 Silver-copper-nickel infiltration brazing filler metal and composites made therefrom Jul. 2, 2002
6376104 Production of gold decorative items Apr. 23, 2002
6342182 Nickel-free grey gold alloy Jan. 29, 2002
6247565 Composition and process for the reactive brazing of ceramic materials containing alumina Jun. 19, 2001
6242106 Fine wire made of a gold alloy, method for its production, and its use Jun. 5, 2001
6210637 Gold alloy thin wire for semiconductor devices Apr. 3, 2001
6159420 Gold alloy wire and method for making a bump Dec. 12, 2000
6156266 Gold alloy for firing on porcelain Dec. 5, 2000
6103025 Fine wire of gold alloy, method for manufacture thereof and use thereof Aug. 15, 2000
6080492 Gold alloy thin wire for semiconductor devices Jun. 27, 2000
5993735 Gold-based alloy for bonding wire of semiconductor device Nov. 30, 1999
5945065 Method for wedge bonding using a gold alloy wire Aug. 31, 1999
5922276 Gold alloy for porcelain/metal dental restorations Jul. 13, 1999
5919320 Nickel-free white gold alloy with reversible hardness characteristics Jul. 6, 1999
5876862 Sliding contact material, clad compoosite material, commutator employing said material and direct current motor employing said commutator Mar. 2, 1999
5841071 Electrical conductor for a spacecraft solar generator Nov. 24, 1998
5695714 Gold-palladium alloys for dental materials Dec. 9, 1997
5643857 Method of melting ceramic superconductive material Jul. 1, 1997
5635131 Palladium white gold alloy ring settings and method of making same Jun. 3, 1997
5462437 Dental alloys for composite and porcelain overlays Oct. 31, 1995
5415922 Resin-coated bonding device May. 16, 1995
RE34819 Gold-nickel-titanium brazing alloy Jan. 3, 1995
5372779 Nickel-free white gold alloys Dec. 13, 1994
5298219 High purity gold bonding wire for semiconductor device Mar. 29, 1994
5240172 Solder alloy for dental and jewelry parts Aug. 31, 1993
5139739 Gold alloy for black coloring, processed article of black colored gold alloy and method for production of the processed article Aug. 18, 1992
4997723 Metal-porcelain dental restorations, dental veneers, dental bridges and metal foil for use therein and methods for making dental appliances Mar. 5, 1991
4938923 Gold wire for the bonding of a semiconductor device Jul. 3, 1990
4938922 Gold-nickel-titanium brazing alloy Jul. 3, 1990
4892582 Dental filling-material and method for its preparation Jan. 9, 1990
4808373 Multiple-substance alloy for targets of cathode sputtering apparatus Feb. 28, 1989
4752442 Bonding wire Jun. 21, 1988
4726508 Method of brazing corrosion resistant nickel-based thin-walled tubing to stainless steel base members Feb. 23, 1988
4678636 Ductile brazing alloy containing reactive metals and precious metals Jul. 7, 1987
4628149 Substrate having a pattern of an alloy of gold and a noble and a base metal with the pattern isolated by oxides of the noble and the base metals Dec. 9, 1986
4604328 Ductile brazing alloy containing reactive metals and precious metals Aug. 5, 1986
4591483 Noble metal alloys for dental uses May. 27, 1986
4522783 Metallic alloys to be used in dentistry Jun. 11, 1985
4451639 Dental alloys for porcelain-fused-to-metal restorations May. 29, 1984
4447391 Brazing alloy containing reactive metals, precious metals, boron and nickel May. 8, 1984
4419325 Dental alloys for porcelain-fused-to-metal restorations Dec. 6, 1983

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