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Class Information
Number: 420/587
Name: Alloys or metallic compositions > Containing over 50 per cent metal but no base metal > Copper containing
Description: Alloy, or metallic composition containing copper in an amount which does not exceed 50 percent by weight.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6929726 |
Sputtering target, Al interconnection film, and electronic component |
Aug. 16, 2005 |
| 6914032 |
Method of producing tungsten-copper based composite powder and sintered alloys for heat-sink using said composite powder |
Jul. 5, 2005 |
| 6863746 |
White gold compositions without nickel and palladium |
Mar. 8, 2005 |
| 6835252 |
Gold colored alloy used for dentistry and jewelry |
Dec. 28, 2004 |
| 6736947 |
Sputtering target, A1 interconnection film, and electronic component |
May. 18, 2004 |
| 6613275 |
Non-precious dental alloy |
Sep. 2, 2003 |
| 6605371 |
Brazing alloy for stainless steel, structure braze-assembled with the brazing alloy, and brazing material for stainless steel |
Aug. 12, 2003 |
| 6350408 |
Alloy of AuZn AuCu or ZnCu |
Feb. 26, 2002 |
| 6329074 |
Copper foil for printed wiring board having excellent chemical resistance and heat resistance |
Dec. 11, 2001 |
| 6299835 |
Cadmium-free silver alloy as low-melting brazing filler material |
Oct. 9, 2001 |
| 6210636 |
Cu-Ni-Zn-Pd alloys |
Apr. 3, 2001 |
| 6086683 |
Low-melting alloy and cream solder using a powder of the alloy |
Jul. 11, 2000 |
| 6074604 |
Brazing material for stainless steel |
Jun. 13, 2000 |
| 6059901 |
Bismuthized Cu-Ni-Mn-Zn alloy |
May. 9, 2000 |
| 5962156 |
Nickel-metal hydride storage battery and alloy for configuring negative electrode of the same |
Oct. 5, 1999 |
| 5945066 |
Zinc-copper based alloy and castings made therefrom |
Aug. 31, 1999 |
| 5851690 |
Hydrogen absorbing alloys |
Dec. 22, 1998 |
| 5843243 |
Wear-resistant copper-based alloy |
Dec. 1, 1998 |
| 5833774 |
High strength silver palladium alloy |
Nov. 10, 1998 |
| 5807468 |
Anode electrolysis electrode material using precious metal-based amorphous alloy suitable for plastic processing and applicable to a bulk member |
Sep. 15, 1998 |
| 5738953 |
Alkaline metal oxide/metal hydride battery |
Apr. 14, 1998 |
| 5714117 |
Air melting of Cu-Cr alloys |
Feb. 3, 1998 |
| 5658401 |
Copper-zinc alloy |
Aug. 19, 1997 |
| 5637160 |
Corrosion-resistant bismuth brass |
Jun. 10, 1997 |
| 5618359 |
Metallic glass alloys of Zr, Ti, Cu and Ni |
Apr. 8, 1997 |
| 5532076 |
Hydrogen storage alloy and electrode therefrom |
Jul. 2, 1996 |
| 5531962 |
Cadmium-free silver alloy brazing solder, method of using said solder, and metal articles brazed with said solder |
Jul. 2, 1996 |
| 5514334 |
Fine lead alloy wire for forming bump electrodes |
May. 7, 1996 |
| 5489417 |
Spray cast copper-manganese-zirconium alloys having reduced porosity |
Feb. 6, 1996 |
| 5486225 |
Process for producing an alloy |
Jan. 23, 1996 |
| 5484569 |
Silver palladium alloy |
Jan. 16, 1996 |
| 5441696 |
Copper-nickel based alloy |
Aug. 15, 1995 |
| 5409663 |
Tarnish resistant gold colored alloy |
Apr. 25, 1995 |
| 5393723 |
Catalyst for improving the combustion and operational qualities of hydrocarbon fuels |
Feb. 28, 1995 |
| 5384089 |
Yellow karat gold casting alloys |
Jan. 24, 1995 |
| 5384090 |
Fine wire for forming bump electrodes using a wire bonder |
Jan. 24, 1995 |
| 5368814 |
Lead free, tin-bismuth solder alloys |
Nov. 29, 1994 |
| 5341981 |
Use of a cadmium-free silver alloy as brazing solder (III) |
Aug. 30, 1994 |
| 5340529 |
Gold jewelry alloy |
Aug. 23, 1994 |
| 5336444 |
Ceramic via composition, multilayer ceramic circuit containing same, and process for using same |
Aug. 9, 1994 |
| 5330713 |
Gold-colored alloy |
Jul. 19, 1994 |
| 5242511 |
Copper alloy compositions |
Sep. 7, 1993 |
| 5240172 |
Solder alloy for dental and jewelry parts |
Aug. 31, 1993 |
| 5188799 |
Wear-resistant copper-base alloy |
Feb. 23, 1993 |
| 5162100 |
Aluminum-based bearing alloy with excellent fatigue resistance and anti-seizure property |
Nov. 10, 1992 |
| 5122206 |
Precipitation hardening nickel base single crystal cast alloy |
Jun. 16, 1992 |
| 5082625 |
Corrosion-resistant alloy for build-up welding |
Jan. 21, 1992 |
| 5075076 |
Novel palladium-based alloys containing tin and their use in the glass industry |
Dec. 24, 1991 |
| 5051235 |
Novel palladium-based alloys containing indium bismuth, silver and copper |
Sep. 24, 1991 |
| 5045411 |
Alloy compositions |
Sep. 3, 1991 |
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